70319080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{499}}^1$

素因数の和:794

約数の個数: 64

約数和(自身を含む): 171360000

約数和(自身を除く): 101040920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 271, 499, 520, 542, 998, 1084, 1355, 1996, 2168, 2495, 2710, 3523, 3992, 4990, 5420, 6487, 7046, 9980, 10840, 12974, 14092, 17615, 19960, 25948, 28184, 32435, 35230, 51896, 64870, 70460, 129740, 135229, 140920, 259480, 270458, 540916, 676145, 1081832, 1352290, 1757977, 2704580, 3515954, 5409160, 7031908, 8789885, 14063816, 17579770, 35159540, 70319080]

約数ペア:

[(1, 70319080), (2, 35159540), (4, 17579770), (5, 14063816), (8, 8789885), (10, 7031908), (13, 5409160), (20, 3515954), (26, 2704580), (40, 1757977), (52, 1352290), (65, 1081832), (104, 676145), (130, 540916), (260, 270458), (271, 259480), (499, 140920), (520, 135229), (542, 129740), (998, 70460), (1084, 64870), (1355, 51896), (1996, 35230), (2168, 32435), (2495, 28184), (2710, 25948), (3523, 19960), (3992, 17615), (4990, 14092), (5420, 12974), (6487, 10840), (7046, 9980)]