90921875

素因数分解:

$5^6\times {\mathrm{11}}^1\times {\mathrm{23}}^2$

素因数の和:87

約数の個数: 42

約数和(自身を含む): 129607716

約数和(自身を除く): 38685841

約数列:

[1, 5, 11, 23, 25, 55, 115, 125, 253, 275, 529, 575, 625, 1265, 1375, 2645, 2875, 3125, 5819, 6325, 6875, 13225, 14375, 15625, 29095, 31625, 34375, 66125, 71875, 145475, 158125, 171875, 330625, 359375, 727375, 790625, 1653125, 3636875, 3953125, 8265625, 18184375, 90921875]

約数ペア:

[(1, 90921875), (5, 18184375), (11, 8265625), (23, 3953125), (25, 3636875), (55, 1653125), (115, 790625), (125, 727375), (253, 359375), (275, 330625), (529, 171875), (575, 158125), (625, 145475), (1265, 71875), (1375, 66125), (2645, 34375), (2875, 31625), (3125, 29095), (5819, 15625), (6325, 14375), (6875, 13225)]