87429920

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{17627}}^1$

素因数の和:17673

約数の個数: 48

約数和(自身を含む): 213228288

約数和(自身を除く): 125798368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 17627, 35254, 70508, 88135, 141016, 176270, 282032, 352540, 546437, 564064, 705080, 1092874, 1410160, 2185748, 2732185, 2820320, 4371496, 5464370, 8742992, 10928740, 17485984, 21857480, 43714960, 87429920]

約数ペア:

[(1, 87429920), (2, 43714960), (4, 21857480), (5, 17485984), (8, 10928740), (10, 8742992), (16, 5464370), (20, 4371496), (31, 2820320), (32, 2732185), (40, 2185748), (62, 1410160), (80, 1092874), (124, 705080), (155, 564064), (160, 546437), (248, 352540), (310, 282032), (496, 176270), (620, 141016), (992, 88135), (1240, 70508), (2480, 35254), (4960, 17627)]