396976250

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{28871}}^1$

素因数の和:28904

約数の個数: 40

約数和(自身を含む): 811765152

約数和(自身を除く): 414788902

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 625, 1250, 1375, 2750, 6875, 13750, 28871, 57742, 144355, 288710, 317581, 635162, 721775, 1443550, 1587905, 3175810, 3608875, 7217750, 7939525, 15879050, 18044375, 36088750, 39697625, 79395250, 198488125, 396976250]

約数ペア:

[(1, 396976250), (2, 198488125), (5, 79395250), (10, 39697625), (11, 36088750), (22, 18044375), (25, 15879050), (50, 7939525), (55, 7217750), (110, 3608875), (125, 3175810), (250, 1587905), (275, 1443550), (550, 721775), (625, 635162), (1250, 317581), (1375, 288710), (2750, 144355), (6875, 57742), (13750, 28871)]