90936020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{911}}^1$

素因数の和:981

約数の個数: 96

約数和(自身を含む): 235339776

約数和(自身を除く): 144403756

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 31, 35, 46, 62, 70, 92, 115, 124, 140, 155, 161, 217, 230, 310, 322, 434, 460, 620, 644, 713, 805, 868, 911, 1085, 1426, 1610, 1822, 2170, 2852, 3220, 3565, 3644, 4340, 4555, 4991, 6377, 7130, 9110, 9982, 12754, 14260, 18220, 19964, 20953, 24955, 25508, 28241, 31885, 41906, 49910, 56482, 63770, 83812, 99820, 104765, 112964, 127540, 141205, 146671, 197687, 209530, 282410, 293342, 395374, 419060, 564820, 586684, 649543, 733355, 790748, 988435, 1299086, 1466710, 1976870, 2598172, 2933420, 3247715, 3953740, 4546801, 6495430, 9093602, 12990860, 18187204, 22734005, 45468010, 90936020]

約数ペア:

[(1, 90936020), (2, 45468010), (4, 22734005), (5, 18187204), (7, 12990860), (10, 9093602), (14, 6495430), (20, 4546801), (23, 3953740), (28, 3247715), (31, 2933420), (35, 2598172), (46, 1976870), (62, 1466710), (70, 1299086), (92, 988435), (115, 790748), (124, 733355), (140, 649543), (155, 586684), (161, 564820), (217, 419060), (230, 395374), (310, 293342), (322, 282410), (434, 209530), (460, 197687), (620, 146671), (644, 141205), (713, 127540), (805, 112964), (868, 104765), (911, 99820), (1085, 83812), (1426, 63770), (1610, 56482), (1822, 49910), (2170, 41906), (2852, 31885), (3220, 28241), (3565, 25508), (3644, 24955), (4340, 20953), (4555, 19964), (4991, 18220), (6377, 14260), (7130, 12754), (9110, 9982)]