90758980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{12037}}^1$

素因数の和:12088

約数の個数: 48

約数和(自身を含む): 212350320

約数和(自身を除く): 121591340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 7540, 12037, 24074, 48148, 60185, 120370, 156481, 240740, 312962, 349073, 625924, 698146, 782405, 1396292, 1564810, 1745365, 3129620, 3490730, 4537949, 6981460, 9075898, 18151796, 22689745, 45379490, 90758980]

約数ペア:

[(1, 90758980), (2, 45379490), (4, 22689745), (5, 18151796), (10, 9075898), (13, 6981460), (20, 4537949), (26, 3490730), (29, 3129620), (52, 1745365), (58, 1564810), (65, 1396292), (116, 782405), (130, 698146), (145, 625924), (260, 349073), (290, 312962), (377, 240740), (580, 156481), (754, 120370), (1508, 60185), (1885, 48148), (3770, 24074), (7540, 12037)]