65960775

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{4129}}^1$

素因数の和:4216

約数の個数: 36

約数和(自身を含む): 119836080

約数和(自身を除く): 53875305

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 213, 225, 355, 639, 1065, 1775, 3195, 4129, 5325, 12387, 15975, 20645, 37161, 61935, 103225, 185805, 293159, 309675, 879477, 929025, 1465795, 2638431, 4397385, 7328975, 13192155, 21986925, 65960775]

約数ペア:

[(1, 65960775), (3, 21986925), (5, 13192155), (9, 7328975), (15, 4397385), (25, 2638431), (45, 1465795), (71, 929025), (75, 879477), (213, 309675), (225, 293159), (355, 185805), (639, 103225), (1065, 61935), (1775, 37161), (3195, 20645), (4129, 15975), (5325, 12387)]