156532420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{3931}}^1$

素因数の和:4132

約数の個数: 48

約数和(自身を含む): 360674496

約数和(自身を除く): 204142076

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 181, 220, 362, 724, 905, 1810, 1991, 3620, 3931, 3982, 7862, 7964, 9955, 15724, 19655, 19910, 39310, 39820, 43241, 78620, 86482, 172964, 216205, 432410, 711511, 864820, 1423022, 2846044, 3557555, 7115110, 7826621, 14230220, 15653242, 31306484, 39133105, 78266210, 156532420]

約数ペア:

[(1, 156532420), (2, 78266210), (4, 39133105), (5, 31306484), (10, 15653242), (11, 14230220), (20, 7826621), (22, 7115110), (44, 3557555), (55, 2846044), (110, 1423022), (181, 864820), (220, 711511), (362, 432410), (724, 216205), (905, 172964), (1810, 86482), (1991, 78620), (3620, 43241), (3931, 39820), (3982, 39310), (7862, 19910), (7964, 19655), (9955, 15724)]