156759020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{11681}}^1$

素因数の和:11762

約数の個数: 48

約数和(自身を含む): 365039136

約数和(自身を除く): 208280116

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 2684, 3355, 6710, 11681, 13420, 23362, 46724, 58405, 116810, 128491, 233620, 256982, 513964, 642455, 712541, 1284910, 1425082, 2569820, 2850164, 3562705, 7125410, 7837951, 14250820, 15675902, 31351804, 39189755, 78379510, 156759020]

約数ペア:

[(1, 156759020), (2, 78379510), (4, 39189755), (5, 31351804), (10, 15675902), (11, 14250820), (20, 7837951), (22, 7125410), (44, 3562705), (55, 2850164), (61, 2569820), (110, 1425082), (122, 1284910), (220, 712541), (244, 642455), (305, 513964), (610, 256982), (671, 233620), (1220, 128491), (1342, 116810), (2684, 58405), (3355, 46724), (6710, 23362), (11681, 13420)]