68590540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1\times {\mathrm{359}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 148599360

約数和(自身を除く): 80008820

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 233, 359, 410, 466, 718, 820, 932, 1165, 1436, 1795, 2330, 3590, 4660, 7180, 9553, 14719, 19106, 29438, 38212, 47765, 58876, 73595, 83647, 95530, 147190, 167294, 191060, 294380, 334588, 418235, 836470, 1672940, 3429527, 6859054, 13718108, 17147635, 34295270, 68590540]

約数ペア:

[(1, 68590540), (2, 34295270), (4, 17147635), (5, 13718108), (10, 6859054), (20, 3429527), (41, 1672940), (82, 836470), (164, 418235), (205, 334588), (233, 294380), (359, 191060), (410, 167294), (466, 147190), (718, 95530), (820, 83647), (932, 73595), (1165, 58876), (1436, 47765), (1795, 38212), (2330, 29438), (3590, 19106), (4660, 14719), (7180, 9553)]