90475940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{3319}}^1$

素因数の和:3404

約数の個数: 48

約数和(自身を含む): 200793600

約数和(自身を除く): 110317660

約数列:

[1, 2, 4, 5, 10, 20, 29, 47, 58, 94, 116, 145, 188, 235, 290, 470, 580, 940, 1363, 2726, 3319, 5452, 6638, 6815, 13276, 13630, 16595, 27260, 33190, 66380, 96251, 155993, 192502, 311986, 385004, 481255, 623972, 779965, 962510, 1559930, 1925020, 3119860, 4523797, 9047594, 18095188, 22618985, 45237970, 90475940]

約数ペア:

[(1, 90475940), (2, 45237970), (4, 22618985), (5, 18095188), (10, 9047594), (20, 4523797), (29, 3119860), (47, 1925020), (58, 1559930), (94, 962510), (116, 779965), (145, 623972), (188, 481255), (235, 385004), (290, 311986), (470, 192502), (580, 155993), (940, 96251), (1363, 66380), (2726, 33190), (3319, 27260), (5452, 16595), (6638, 13630), (6815, 13276)]