27720346700

素因数分解:

$2^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{167}}^1\times {\mathrm{12671}}^1$

素因数の和:12983

約数の個数: 72

約数和(自身を含む): 60980097024

約数和(自身を除く): 33259750324

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 131, 167, 262, 334, 524, 655, 668, 835, 1310, 1670, 2620, 3275, 3340, 4175, 6550, 8350, 12671, 13100, 16700, 21877, 25342, 43754, 50684, 63355, 87508, 109385, 126710, 218770, 253420, 316775, 437540, 546925, 633550, 1093850, 1267100, 1659901, 2116057, 2187700, 3319802, 4232114, 6639604, 8299505, 8464228, 10580285, 16599010, 21160570, 33198020, 41497525, 42321140, 52901425, 82995050, 105802850, 165990100, 211605700, 277203467, 554406934, 1108813868, 1386017335, 2772034670, 5544069340, 6930086675, 13860173350, 27720346700]

約数ペア:

[(1, 27720346700), (2, 13860173350), (4, 6930086675), (5, 5544069340), (10, 2772034670), (20, 1386017335), (25, 1108813868), (50, 554406934), (100, 277203467), (131, 211605700), (167, 165990100), (262, 105802850), (334, 82995050), (524, 52901425), (655, 42321140), (668, 41497525), (835, 33198020), (1310, 21160570), (1670, 16599010), (2620, 10580285), (3275, 8464228), (3340, 8299505), (4175, 6639604), (6550, 4232114), (8350, 3319802), (12671, 2187700), (13100, 2116057), (16700, 1659901), (21877, 1267100), (25342, 1093850), (43754, 633550), (50684, 546925), (63355, 437540), (87508, 316775), (109385, 253420), (126710, 218770)]