125812880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{523}}^1$

素因数の和:664

約数の個数: 80

約数和(自身を含む): 305647104

約数和(自身を除く): 179834224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 97, 124, 155, 194, 248, 310, 388, 485, 496, 523, 620, 776, 970, 1046, 1240, 1552, 1940, 2092, 2480, 2615, 3007, 3880, 4184, 5230, 6014, 7760, 8368, 10460, 12028, 15035, 16213, 20920, 24056, 30070, 32426, 41840, 48112, 50731, 60140, 64852, 81065, 101462, 120280, 129704, 162130, 202924, 240560, 253655, 259408, 324260, 405848, 507310, 648520, 811696, 1014620, 1297040, 1572661, 2029240, 3145322, 4058480, 6290644, 7863305, 12581288, 15726610, 25162576, 31453220, 62906440, 125812880]

約数ペア:

[(1, 125812880), (2, 62906440), (4, 31453220), (5, 25162576), (8, 15726610), (10, 12581288), (16, 7863305), (20, 6290644), (31, 4058480), (40, 3145322), (62, 2029240), (80, 1572661), (97, 1297040), (124, 1014620), (155, 811696), (194, 648520), (248, 507310), (310, 405848), (388, 324260), (485, 259408), (496, 253655), (523, 240560), (620, 202924), (776, 162130), (970, 129704), (1046, 120280), (1240, 101462), (1552, 81065), (1940, 64852), (2092, 60140), (2480, 50731), (2615, 48112), (3007, 41840), (3880, 32426), (4184, 30070), (5230, 24056), (6014, 20920), (7760, 16213), (8368, 15035), (10460, 12028)]