71293430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{4003}}^1$

素因数の和:4160

約数の個数: 32

約数和(自身を含む): 139243104

約数和(自身を除く): 67949674

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 137, 274, 685, 1370, 1781, 3562, 4003, 8006, 8905, 17810, 20015, 40030, 52039, 104078, 260195, 520390, 548411, 1096822, 2742055, 5484110, 7129343, 14258686, 35646715, 71293430]

約数ペア:

[(1, 71293430), (2, 35646715), (5, 14258686), (10, 7129343), (13, 5484110), (26, 2742055), (65, 1096822), (130, 548411), (137, 520390), (274, 260195), (685, 104078), (1370, 52039), (1781, 40030), (3562, 20015), (4003, 17810), (8006, 8905)]