78220125

素因数分解:

$3^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{3023}}^1$

素因数の和:3067

約数の個数: 48

約数和(自身を含む): 147184128

約数和(自身を除く): 68964003

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 125, 207, 225, 345, 375, 575, 1035, 1125, 1725, 2875, 3023, 5175, 8625, 9069, 15115, 25875, 27207, 45345, 69529, 75575, 136035, 208587, 226725, 347645, 377875, 625761, 680175, 1042935, 1133625, 1738225, 3128805, 3400875, 5214675, 8691125, 15644025, 26073375, 78220125]

約数ペア:

[(1, 78220125), (3, 26073375), (5, 15644025), (9, 8691125), (15, 5214675), (23, 3400875), (25, 3128805), (45, 1738225), (69, 1133625), (75, 1042935), (115, 680175), (125, 625761), (207, 377875), (225, 347645), (345, 226725), (375, 208587), (575, 136035), (1035, 75575), (1125, 69529), (1725, 45345), (2875, 27207), (3023, 25875), (5175, 15115), (8625, 9069)]