2009257550

素因数分解:

$2^1\times 5^2\times {\mathrm{149}}^1\times {\mathrm{283}}^1\times {\mathrm{953}}^1$

素因数の和:1397

約数の個数: 48

約数和(自身を含む): 3779557200

約数和(自身を除く): 1770299650

約数列:

[1, 2, 5, 10, 25, 50, 149, 283, 298, 566, 745, 953, 1415, 1490, 1906, 2830, 3725, 4765, 7075, 7450, 9530, 14150, 23825, 42167, 47650, 84334, 141997, 210835, 269699, 283994, 421670, 539398, 709985, 1054175, 1348495, 1419970, 2108350, 2696990, 3549925, 6742475, 7099850, 13484950, 40185151, 80370302, 200925755, 401851510, 1004628775, 2009257550]

約数ペア:

[(1, 2009257550), (2, 1004628775), (5, 401851510), (10, 200925755), (25, 80370302), (50, 40185151), (149, 13484950), (283, 7099850), (298, 6742475), (566, 3549925), (745, 2696990), (953, 2108350), (1415, 1419970), (1490, 1348495), (1906, 1054175), (2830, 709985), (3725, 539398), (4765, 421670), (7075, 283994), (7450, 269699), (9530, 210835), (14150, 141997), (23825, 84334), (42167, 47650)]