78255490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{5801}}^1$

素因数の和:5898

約数の個数: 32

約数和(自身を含む): 150387840

約数和(自身を除く): 72132350

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 190, 355, 710, 1349, 2698, 5801, 6745, 11602, 13490, 29005, 58010, 110219, 220438, 411871, 551095, 823742, 1102190, 2059355, 4118710, 7825549, 15651098, 39127745, 78255490]

約数ペア:

[(1, 78255490), (2, 39127745), (5, 15651098), (10, 7825549), (19, 4118710), (38, 2059355), (71, 1102190), (95, 823742), (142, 551095), (190, 411871), (355, 220438), (710, 110219), (1349, 58010), (2698, 29005), (5801, 13490), (6745, 11602)]