25918620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:180

約数の個数: 192

約数和(自身を含む): 92123136

約数和(自身を除く): 66204516

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 47, 52, 60, 65, 70, 78, 84, 91, 94, 101, 105, 130, 140, 141, 156, 182, 188, 195, 202, 210, 235, 260, 273, 282, 303, 329, 364, 390, 404, 420, 455, 470, 505, 546, 564, 606, 611, 658, 705, 707, 780, 910, 940, 987, 1010, 1092, 1212, 1222, 1313, 1316, 1365, 1410, 1414, 1515, 1645, 1820, 1833, 1974, 2020, 2121, 2444, 2626, 2730, 2820, 2828, 3030, 3055, 3290, 3535, 3666, 3939, 3948, 4242, 4277, 4747, 4935, 5252, 5460, 6060, 6110, 6565, 6580, 7070, 7332, 7878, 8484, 8554, 9165, 9191, 9494, 9870, 10605, 12220, 12831, 13130, 14140, 14241, 15756, 17108, 18330, 18382, 18988, 19695, 19740, 21210, 21385, 23735, 25662, 26260, 27573, 28482, 33229, 36660, 36764, 39390, 42420, 42770, 45955, 47470, 51324, 55146, 56964, 61711, 64155, 66458, 71205, 78780, 85540, 91910, 94940, 99687, 110292, 123422, 128310, 132916, 137865, 142410, 166145, 183820, 185133, 199374, 246844, 256620, 275730, 284820, 308555, 332290, 370266, 398748, 431977, 498435, 551460, 617110, 664580, 740532, 863954, 925665, 996870, 1234220, 1295931, 1727908, 1851330, 1993740, 2159885, 2591862, 3702660, 4319770, 5183724, 6479655, 8639540, 12959310, 25918620]

約数ペア:

[(1, 25918620), (2, 12959310), (3, 8639540), (4, 6479655), (5, 5183724), (6, 4319770), (7, 3702660), (10, 2591862), (12, 2159885), (13, 1993740), (14, 1851330), (15, 1727908), (20, 1295931), (21, 1234220), (26, 996870), (28, 925665), (30, 863954), (35, 740532), (39, 664580), (42, 617110), (47, 551460), (52, 498435), (60, 431977), (65, 398748), (70, 370266), (78, 332290), (84, 308555), (91, 284820), (94, 275730), (101, 256620), (105, 246844), (130, 199374), (140, 185133), (141, 183820), (156, 166145), (182, 142410), (188, 137865), (195, 132916), (202, 128310), (210, 123422), (235, 110292), (260, 99687), (273, 94940), (282, 91910), (303, 85540), (329, 78780), (364, 71205), (390, 66458), (404, 64155), (420, 61711), (455, 56964), (470, 55146), (505, 51324), (546, 47470), (564, 45955), (606, 42770), (611, 42420), (658, 39390), (705, 36764), (707, 36660), (780, 33229), (910, 28482), (940, 27573), (987, 26260), (1010, 25662), (1092, 23735), (1212, 21385), (1222, 21210), (1313, 19740), (1316, 19695), (1365, 18988), (1410, 18382), (1414, 18330), (1515, 17108), (1645, 15756), (1820, 14241), (1833, 14140), (1974, 13130), (2020, 12831), (2121, 12220), (2444, 10605), (2626, 9870), (2730, 9494), (2820, 9191), (2828, 9165), (3030, 8554), (3055, 8484), (3290, 7878), (3535, 7332), (3666, 7070), (3939, 6580), (3948, 6565), (4242, 6110), (4277, 6060), (4747, 5460), (4935, 5252)]