8689850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{461}}^1$

素因数の和:515

約数の個数: 48

約数和(自身を含む): 18045720

約数和(自身を除く): 9355870

約数列:

[1, 2, 5, 10, 13, 25, 26, 29, 50, 58, 65, 130, 145, 290, 325, 377, 461, 650, 725, 754, 922, 1450, 1885, 2305, 3770, 4610, 5993, 9425, 11525, 11986, 13369, 18850, 23050, 26738, 29965, 59930, 66845, 133690, 149825, 173797, 299650, 334225, 347594, 668450, 868985, 1737970, 4344925, 8689850]

約数ペア:

[(1, 8689850), (2, 4344925), (5, 1737970), (10, 868985), (13, 668450), (25, 347594), (26, 334225), (29, 299650), (50, 173797), (58, 149825), (65, 133690), (130, 66845), (145, 59930), (290, 29965), (325, 26738), (377, 23050), (461, 18850), (650, 13369), (725, 11986), (754, 11525), (922, 9425), (1450, 5993), (1885, 4610), (2305, 3770)]