388556675

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{70327}}^1$

素因数の和:70367

約数の個数: 24

約数和(自身を含む): 549402336

約数和(自身を除く): 160845661

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 5525, 70327, 351635, 914251, 1195559, 1758175, 4571255, 5977795, 15542267, 22856275, 29888975, 77711335, 388556675]

約数ペア:

[(1, 388556675), (5, 77711335), (13, 29888975), (17, 22856275), (25, 15542267), (65, 5977795), (85, 4571255), (221, 1758175), (325, 1195559), (425, 914251), (1105, 351635), (5525, 70327)]