85855640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4027}}^1$

素因数の和:4092

約数の個数: 64

約数和(自身を含む): 213161760

約数和(自身を除く): 127306120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 205, 260, 328, 410, 520, 533, 820, 1066, 1640, 2132, 2665, 4027, 4264, 5330, 8054, 10660, 16108, 20135, 21320, 32216, 40270, 52351, 80540, 104702, 161080, 165107, 209404, 261755, 330214, 418808, 523510, 660428, 825535, 1047020, 1320856, 1651070, 2094040, 2146391, 3302140, 4292782, 6604280, 8585564, 10731955, 17171128, 21463910, 42927820, 85855640]

約数ペア:

[(1, 85855640), (2, 42927820), (4, 21463910), (5, 17171128), (8, 10731955), (10, 8585564), (13, 6604280), (20, 4292782), (26, 3302140), (40, 2146391), (41, 2094040), (52, 1651070), (65, 1320856), (82, 1047020), (104, 825535), (130, 660428), (164, 523510), (205, 418808), (260, 330214), (328, 261755), (410, 209404), (520, 165107), (533, 161080), (820, 104702), (1066, 80540), (1640, 52351), (2132, 40270), (2665, 32216), (4027, 21320), (4264, 20135), (5330, 16108), (8054, 10660)]