161800550

素因数分解:

$2^1\times 5^2\times {\mathrm{271}}^1\times {\mathrm{11941}}^1$

素因数の和:12224

約数の個数: 24

約数和(自身を含む): 302084832

約数和(自身を除く): 140284282

約数列:

[1, 2, 5, 10, 25, 50, 271, 542, 1355, 2710, 6775, 11941, 13550, 23882, 59705, 119410, 298525, 597050, 3236011, 6472022, 16180055, 32360110, 80900275, 161800550]

約数ペア:

[(1, 161800550), (2, 80900275), (5, 32360110), (10, 16180055), (25, 6472022), (50, 3236011), (271, 597050), (542, 298525), (1355, 119410), (2710, 59705), (6775, 23882), (11941, 13550)]