87910760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5147}}^1$

素因数の和:5226

約数の個数: 64

約数和(自身を含む): 229806720

約数和(自身を除く): 141895960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 427, 488, 610, 854, 1220, 1708, 2135, 2440, 3416, 4270, 5147, 8540, 10294, 17080, 20588, 25735, 36029, 41176, 51470, 72058, 102940, 144116, 180145, 205880, 288232, 313967, 360290, 627934, 720580, 1255868, 1441160, 1569835, 2197769, 2511736, 3139670, 4395538, 6279340, 8791076, 10988845, 12558680, 17582152, 21977690, 43955380, 87910760]

約数ペア:

[(1, 87910760), (2, 43955380), (4, 21977690), (5, 17582152), (7, 12558680), (8, 10988845), (10, 8791076), (14, 6279340), (20, 4395538), (28, 3139670), (35, 2511736), (40, 2197769), (56, 1569835), (61, 1441160), (70, 1255868), (122, 720580), (140, 627934), (244, 360290), (280, 313967), (305, 288232), (427, 205880), (488, 180145), (610, 144116), (854, 102940), (1220, 72058), (1708, 51470), (2135, 41176), (2440, 36029), (3416, 25735), (4270, 20588), (5147, 17080), (8540, 10294)]