102609380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1\times {\mathrm{461}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 223534080

約数和(自身を除く): 120924700

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 359, 461, 620, 718, 922, 1436, 1795, 1844, 2305, 3590, 4610, 7180, 9220, 11129, 14291, 22258, 28582, 44516, 55645, 57164, 71455, 111290, 142910, 165499, 222580, 285820, 330998, 661996, 827495, 1654990, 3309980, 5130469, 10260938, 20521876, 25652345, 51304690, 102609380]

約数ペア:

[(1, 102609380), (2, 51304690), (4, 25652345), (5, 20521876), (10, 10260938), (20, 5130469), (31, 3309980), (62, 1654990), (124, 827495), (155, 661996), (310, 330998), (359, 285820), (461, 222580), (620, 165499), (718, 142910), (922, 111290), (1436, 71455), (1795, 57164), (1844, 55645), (2305, 44516), (3590, 28582), (4610, 22258), (7180, 14291), (9220, 11129)]