68758910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{197}}^1$

素因数の和:401

約数の個数: 64

約数和(自身を含む): 143700480

約数和(自身を除く): 74941570

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 167, 190, 197, 209, 334, 394, 418, 835, 985, 1045, 1670, 1837, 1970, 2090, 2167, 3173, 3674, 3743, 4334, 6346, 7486, 9185, 10835, 15865, 18370, 18715, 21670, 31730, 32899, 34903, 37430, 41173, 65798, 69806, 82346, 164495, 174515, 205865, 328990, 349030, 361889, 411730, 625081, 723778, 1250162, 1809445, 3125405, 3618890, 6250810, 6875891, 13751782, 34379455, 68758910]

約数ペア:

[(1, 68758910), (2, 34379455), (5, 13751782), (10, 6875891), (11, 6250810), (19, 3618890), (22, 3125405), (38, 1809445), (55, 1250162), (95, 723778), (110, 625081), (167, 411730), (190, 361889), (197, 349030), (209, 328990), (334, 205865), (394, 174515), (418, 164495), (835, 82346), (985, 69806), (1045, 65798), (1670, 41173), (1837, 37430), (1970, 34903), (2090, 32899), (2167, 31730), (3173, 21670), (3674, 18715), (3743, 18370), (4334, 15865), (6346, 10835), (7486, 9185)]