25419420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1$

素因数の和:122

約数の個数: 240

約数和(自身を含む): 92207808

約数和(自身を除く): 66788388

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 27, 30, 34, 36, 39, 45, 51, 52, 54, 60, 65, 68, 71, 78, 81, 85, 90, 102, 108, 117, 130, 135, 142, 153, 156, 162, 170, 180, 195, 204, 213, 221, 234, 255, 260, 270, 284, 306, 324, 340, 351, 355, 390, 405, 426, 442, 459, 468, 510, 540, 585, 612, 639, 663, 702, 710, 765, 780, 810, 852, 884, 918, 923, 1020, 1053, 1065, 1105, 1170, 1207, 1278, 1326, 1377, 1404, 1420, 1530, 1620, 1755, 1836, 1846, 1917, 1989, 2106, 2130, 2210, 2295, 2340, 2414, 2556, 2652, 2754, 2769, 3060, 3195, 3315, 3510, 3621, 3692, 3834, 3978, 4212, 4260, 4420, 4590, 4615, 4828, 5265, 5508, 5538, 5751, 5967, 6035, 6390, 6630, 6885, 7020, 7242, 7668, 7956, 8307, 9180, 9230, 9585, 9945, 10530, 10863, 11076, 11502, 11934, 12070, 12780, 13260, 13770, 13845, 14484, 15691, 16614, 17901, 18105, 18460, 19170, 19890, 21060, 21726, 23004, 23868, 24140, 24921, 27540, 27690, 28755, 29835, 31382, 32589, 33228, 35802, 36210, 38340, 39780, 41535, 43452, 47073, 49842, 54315, 55380, 57510, 59670, 62764, 65178, 71604, 72420, 74763, 78455, 83070, 89505, 94146, 97767, 99684, 108630, 115020, 119340, 124605, 130356, 141219, 149526, 156910, 162945, 166140, 179010, 188292, 195534, 217260, 235365, 249210, 282438, 299052, 313820, 325890, 358020, 373815, 391068, 423657, 470730, 488835, 498420, 564876, 651780, 706095, 747630, 847314, 941460, 977670, 1270971, 1412190, 1495260, 1694628, 1955340, 2118285, 2541942, 2824380, 4236570, 5083884, 6354855, 8473140, 12709710, 25419420]

約数ペア:

[(1, 25419420), (2, 12709710), (3, 8473140), (4, 6354855), (5, 5083884), (6, 4236570), (9, 2824380), (10, 2541942), (12, 2118285), (13, 1955340), (15, 1694628), (17, 1495260), (18, 1412190), (20, 1270971), (26, 977670), (27, 941460), (30, 847314), (34, 747630), (36, 706095), (39, 651780), (45, 564876), (51, 498420), (52, 488835), (54, 470730), (60, 423657), (65, 391068), (68, 373815), (71, 358020), (78, 325890), (81, 313820), (85, 299052), (90, 282438), (102, 249210), (108, 235365), (117, 217260), (130, 195534), (135, 188292), (142, 179010), (153, 166140), (156, 162945), (162, 156910), (170, 149526), (180, 141219), (195, 130356), (204, 124605), (213, 119340), (221, 115020), (234, 108630), (255, 99684), (260, 97767), (270, 94146), (284, 89505), (306, 83070), (324, 78455), (340, 74763), (351, 72420), (355, 71604), (390, 65178), (405, 62764), (426, 59670), (442, 57510), (459, 55380), (468, 54315), (510, 49842), (540, 47073), (585, 43452), (612, 41535), (639, 39780), (663, 38340), (702, 36210), (710, 35802), (765, 33228), (780, 32589), (810, 31382), (852, 29835), (884, 28755), (918, 27690), (923, 27540), (1020, 24921), (1053, 24140), (1065, 23868), (1105, 23004), (1170, 21726), (1207, 21060), (1278, 19890), (1326, 19170), (1377, 18460), (1404, 18105), (1420, 17901), (1530, 16614), (1620, 15691), (1755, 14484), (1836, 13845), (1846, 13770), (1917, 13260), (1989, 12780), (2106, 12070), (2130, 11934), (2210, 11502), (2295, 11076), (2340, 10863), (2414, 10530), (2556, 9945), (2652, 9585), (2754, 9230), (2769, 9180), (3060, 8307), (3195, 7956), (3315, 7668), (3510, 7242), (3621, 7020), (3692, 6885), (3834, 6630), (3978, 6390), (4212, 6035), (4260, 5967), (4420, 5751), (4590, 5538), (4615, 5508), (4828, 5265)]