402561125

素因数分解:

$5^3\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{677}}^1$

素因数の和:830

約数の個数: 32

約数和(自身を含む): 517840128

約数和(自身を除く): 115279003

約数列:

[1, 5, 25, 67, 71, 125, 335, 355, 677, 1675, 1775, 3385, 4757, 8375, 8875, 16925, 23785, 45359, 48067, 84625, 118925, 226795, 240335, 594625, 1133975, 1201675, 3220489, 5669875, 6008375, 16102445, 80512225, 402561125]

約数ペア:

[(1, 402561125), (5, 80512225), (25, 16102445), (67, 6008375), (71, 5669875), (125, 3220489), (335, 1201675), (355, 1133975), (677, 594625), (1675, 240335), (1775, 226795), (3385, 118925), (4757, 84625), (8375, 48067), (8875, 45359), (16925, 23785)]