39904875

素因数分解:

$3^2\times 5^3\times {\mathrm{79}}^1\times {\mathrm{449}}^1$

素因数の和:549

約数の個数: 48

約数和(自身を含む): 73008000

約数和(自身を除く): 33103125

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 79, 125, 225, 237, 375, 395, 449, 711, 1125, 1185, 1347, 1975, 2245, 3555, 4041, 5925, 6735, 9875, 11225, 17775, 20205, 29625, 33675, 35471, 56125, 88875, 101025, 106413, 168375, 177355, 319239, 505125, 532065, 886775, 1596195, 2660325, 4433875, 7980975, 13301625, 39904875]

約数ペア:

[(1, 39904875), (3, 13301625), (5, 7980975), (9, 4433875), (15, 2660325), (25, 1596195), (45, 886775), (75, 532065), (79, 505125), (125, 319239), (225, 177355), (237, 168375), (375, 106413), (395, 101025), (449, 88875), (711, 56125), (1125, 35471), (1185, 33675), (1347, 29625), (1975, 20205), (2245, 17775), (3555, 11225), (4041, 9875), (5925, 6735)]