156656830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{3967}}^1$

素因数の和:4344

約数の個数: 32

約数和(自身を含む): 308551680

約数和(自身を除く): 151894850

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 359, 718, 1795, 3590, 3949, 3967, 7898, 7934, 19745, 19835, 39490, 39670, 43637, 87274, 218185, 436370, 1424153, 2848306, 7120765, 14241530, 15665683, 31331366, 78328415, 156656830]

約数ペア:

[(1, 156656830), (2, 78328415), (5, 31331366), (10, 15665683), (11, 14241530), (22, 7120765), (55, 2848306), (110, 1424153), (359, 436370), (718, 218185), (1795, 87274), (3590, 43637), (3949, 39670), (3967, 39490), (7898, 19835), (7934, 19745)]