71201380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{122761}}^1$

素因数の和:122799

約数の個数: 24

約数和(自身を含む): 154680120

約数和(自身を除く): 83478740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 122761, 245522, 491044, 613805, 1227610, 2455220, 3560069, 7120138, 14240276, 17800345, 35600690, 71201380]

約数ペア:

[(1, 71201380), (2, 35600690), (4, 17800345), (5, 14240276), (10, 7120138), (20, 3560069), (29, 2455220), (58, 1227610), (116, 613805), (145, 491044), (290, 245522), (580, 122761)]