157320905

素因数分解:

$5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{311}}^1$

素因数の和:569

約数の個数: 32

約数和(自身を含む): 220147200

約数和(自身を除く): 62826295

約数列:

[1, 5, 7, 35, 97, 149, 311, 485, 679, 745, 1043, 1555, 2177, 3395, 5215, 10885, 14453, 30167, 46339, 72265, 101171, 150835, 211169, 231695, 324373, 505855, 1055845, 1621865, 4494883, 22474415, 31464181, 157320905]

約数ペア:

[(1, 157320905), (5, 31464181), (7, 22474415), (35, 4494883), (97, 1621865), (149, 1055845), (311, 505855), (485, 324373), (679, 231695), (745, 211169), (1043, 150835), (1555, 101171), (2177, 72265), (3395, 46339), (5215, 30167), (10885, 14453)]