75403125

素因数分解:

$3^2\times 5^5\times 7^1\times {\mathrm{383}}^1$

素因数の和:421

約数の個数: 72

約数和(自身を含む): 155990016

約数和(自身を除く): 80586891

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 125, 175, 225, 315, 375, 383, 525, 625, 875, 1125, 1149, 1575, 1875, 1915, 2625, 2681, 3125, 3447, 4375, 5625, 5745, 7875, 8043, 9375, 9575, 13125, 13405, 17235, 21875, 24129, 28125, 28725, 39375, 40215, 47875, 65625, 67025, 86175, 120645, 143625, 196875, 201075, 239375, 335125, 430875, 603225, 718125, 1005375, 1196875, 1675625, 2154375, 3016125, 3590625, 5026875, 8378125, 10771875, 15080625, 25134375, 75403125]

約数ペア:

[(1, 75403125), (3, 25134375), (5, 15080625), (7, 10771875), (9, 8378125), (15, 5026875), (21, 3590625), (25, 3016125), (35, 2154375), (45, 1675625), (63, 1196875), (75, 1005375), (105, 718125), (125, 603225), (175, 430875), (225, 335125), (315, 239375), (375, 201075), (383, 196875), (525, 143625), (625, 120645), (875, 86175), (1125, 67025), (1149, 65625), (1575, 47875), (1875, 40215), (1915, 39375), (2625, 28725), (2681, 28125), (3125, 24129), (3447, 21875), (4375, 17235), (5625, 13405), (5745, 13125), (7875, 9575), (8043, 9375)]