66718275

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1669}}^1$

素因数の和:1736

約数の個数: 48

約数和(自身を含む): 121763040

約数和(自身を除く): 55044765

約数列:

[1, 3, 5, 13, 15, 25, 39, 41, 65, 75, 123, 195, 205, 325, 533, 615, 975, 1025, 1599, 1669, 2665, 3075, 5007, 7995, 8345, 13325, 21697, 25035, 39975, 41725, 65091, 68429, 108485, 125175, 205287, 325455, 342145, 542425, 889577, 1026435, 1627275, 1710725, 2668731, 4447885, 5132175, 13343655, 22239425, 66718275]

約数ペア:

[(1, 66718275), (3, 22239425), (5, 13343655), (13, 5132175), (15, 4447885), (25, 2668731), (39, 1710725), (41, 1627275), (65, 1026435), (75, 889577), (123, 542425), (195, 342145), (205, 325455), (325, 205287), (533, 125175), (615, 108485), (975, 68429), (1025, 65091), (1599, 41725), (1669, 39975), (2665, 25035), (3075, 21697), (5007, 13325), (7995, 8345)]