25010460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:208

約数の個数: 144

約数和(自身を含む): 81768960

約数和(自身を除く): 56758500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 71, 76, 90, 95, 103, 114, 142, 171, 180, 190, 206, 213, 228, 284, 285, 309, 342, 355, 380, 412, 426, 515, 570, 618, 639, 684, 710, 852, 855, 927, 1030, 1065, 1140, 1236, 1278, 1349, 1420, 1545, 1710, 1854, 1957, 2060, 2130, 2556, 2698, 3090, 3195, 3420, 3708, 3914, 4047, 4260, 4635, 5396, 5871, 6180, 6390, 6745, 7313, 7828, 8094, 9270, 9785, 11742, 12141, 12780, 13490, 14626, 16188, 17613, 18540, 19570, 20235, 21939, 23484, 24282, 26980, 29252, 29355, 35226, 36565, 39140, 40470, 43878, 48564, 58710, 60705, 65817, 70452, 73130, 80940, 87756, 88065, 109695, 117420, 121410, 131634, 138947, 146260, 176130, 219390, 242820, 263268, 277894, 329085, 352260, 416841, 438780, 555788, 658170, 694735, 833682, 1250523, 1316340, 1389470, 1667364, 2084205, 2501046, 2778940, 4168410, 5002092, 6252615, 8336820, 12505230, 25010460]

約数ペア:

[(1, 25010460), (2, 12505230), (3, 8336820), (4, 6252615), (5, 5002092), (6, 4168410), (9, 2778940), (10, 2501046), (12, 2084205), (15, 1667364), (18, 1389470), (19, 1316340), (20, 1250523), (30, 833682), (36, 694735), (38, 658170), (45, 555788), (57, 438780), (60, 416841), (71, 352260), (76, 329085), (90, 277894), (95, 263268), (103, 242820), (114, 219390), (142, 176130), (171, 146260), (180, 138947), (190, 131634), (206, 121410), (213, 117420), (228, 109695), (284, 88065), (285, 87756), (309, 80940), (342, 73130), (355, 70452), (380, 65817), (412, 60705), (426, 58710), (515, 48564), (570, 43878), (618, 40470), (639, 39140), (684, 36565), (710, 35226), (852, 29355), (855, 29252), (927, 26980), (1030, 24282), (1065, 23484), (1140, 21939), (1236, 20235), (1278, 19570), (1349, 18540), (1420, 17613), (1545, 16188), (1710, 14626), (1854, 13490), (1957, 12780), (2060, 12141), (2130, 11742), (2556, 9785), (2698, 9270), (3090, 8094), (3195, 7828), (3420, 7313), (3708, 6745), (3914, 6390), (4047, 6180), (4260, 5871), (4635, 5396)]