8001125

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{23}}^2$

素因数の和:83

約数の個数: 36

約数和(自身を含む): 11473644

約数和(自身を除く): 3472519

約数列:

[1, 5, 11, 23, 25, 55, 115, 121, 125, 253, 275, 529, 575, 605, 1265, 1375, 2645, 2783, 2875, 3025, 5819, 6325, 13225, 13915, 15125, 29095, 31625, 64009, 66125, 69575, 145475, 320045, 347875, 727375, 1600225, 8001125]

約数ペア:

[(1, 8001125), (5, 1600225), (11, 727375), (23, 347875), (25, 320045), (55, 145475), (115, 69575), (121, 66125), (125, 64009), (253, 31625), (275, 29095), (529, 15125), (575, 13915), (605, 13225), (1265, 6325), (1375, 5819), (2645, 3025), (2783, 2875)]