79730020

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{75217}}^1$

素因数の和:75279

約数の個数: 24

約数和(自身を含む): 170594424

約数和(自身を除く): 90864404

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 75217, 150434, 300868, 376085, 752170, 1504340, 3986501, 7973002, 15946004, 19932505, 39865010, 79730020]

約数ペア:

[(1, 79730020), (2, 39865010), (4, 19932505), (5, 15946004), (10, 7973002), (20, 3986501), (53, 1504340), (106, 752170), (212, 376085), (265, 300868), (530, 150434), (1060, 75217)]