64090020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{34457}}^1$

素因数の和:34500

約数の個数: 48

約数和(自身を含む): 185246208

約数和(自身を除く): 121156188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 34457, 68914, 103371, 137828, 172285, 206742, 344570, 413484, 516855, 689140, 1033710, 1068167, 2067420, 2136334, 3204501, 4272668, 5340835, 6409002, 10681670, 12818004, 16022505, 21363340, 32045010, 64090020]

約数ペア:

[(1, 64090020), (2, 32045010), (3, 21363340), (4, 16022505), (5, 12818004), (6, 10681670), (10, 6409002), (12, 5340835), (15, 4272668), (20, 3204501), (30, 2136334), (31, 2067420), (60, 1068167), (62, 1033710), (93, 689140), (124, 516855), (155, 413484), (186, 344570), (310, 206742), (372, 172285), (465, 137828), (620, 103371), (930, 68914), (1860, 34457)]