75403725

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 129372672

約数和(自身を除く): 53968947

約数列:

[1, 3, 5, 15, 25, 43, 75, 103, 129, 215, 227, 309, 515, 645, 681, 1075, 1135, 1545, 2575, 3225, 3405, 4429, 5675, 7725, 9761, 13287, 17025, 22145, 23381, 29283, 48805, 66435, 70143, 110725, 116905, 146415, 244025, 332175, 350715, 584525, 732075, 1005383, 1753575, 3016149, 5026915, 15080745, 25134575, 75403725]

約数ペア:

[(1, 75403725), (3, 25134575), (5, 15080745), (15, 5026915), (25, 3016149), (43, 1753575), (75, 1005383), (103, 732075), (129, 584525), (215, 350715), (227, 332175), (309, 244025), (515, 146415), (645, 116905), (681, 110725), (1075, 70143), (1135, 66435), (1545, 48805), (2575, 29283), (3225, 23381), (3405, 22145), (4429, 17025), (5675, 13287), (7725, 9761)]