1230625

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{179}}^1$

素因数の和:210

約数の個数: 20

約数和(自身を含む): 1686960

約数和(自身を除く): 456335

約数列:

[1, 5, 11, 25, 55, 125, 179, 275, 625, 895, 1375, 1969, 4475, 6875, 9845, 22375, 49225, 111875, 246125, 1230625]

約数ペア:

[(1, 1230625), (5, 246125), (11, 111875), (25, 49225), (55, 22375), (125, 9845), (179, 6875), (275, 4475), (625, 1969), (895, 1375)]