40750125

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^2\times {\mathrm{643}}^1$

素因数の和:687

約数の個数: 48

約数和(自身を含む): 73539648

約数和(自身を除く): 32789523

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 169, 195, 325, 375, 507, 643, 845, 975, 1625, 1929, 2535, 3215, 4225, 4875, 8359, 9645, 12675, 16075, 21125, 25077, 41795, 48225, 63375, 80375, 108667, 125385, 208975, 241125, 326001, 543335, 626925, 1044875, 1630005, 2716675, 3134625, 8150025, 13583375, 40750125]

約数ペア:

[(1, 40750125), (3, 13583375), (5, 8150025), (13, 3134625), (15, 2716675), (25, 1630005), (39, 1044875), (65, 626925), (75, 543335), (125, 326001), (169, 241125), (195, 208975), (325, 125385), (375, 108667), (507, 80375), (643, 63375), (845, 48225), (975, 41795), (1625, 25077), (1929, 21125), (2535, 16075), (3215, 12675), (4225, 9645), (4875, 8359)]