42005625

素因数分解:

$3^1\times 5^4\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:587

約数の個数: 40

約数和(自身を含む): 71752032

約数和(自身を除く): 29746407

約数列:

[1, 3, 5, 15, 25, 43, 75, 125, 129, 215, 375, 521, 625, 645, 1075, 1563, 1875, 2605, 3225, 5375, 7815, 13025, 16125, 22403, 26875, 39075, 65125, 67209, 80625, 112015, 195375, 325625, 336045, 560075, 976875, 1680225, 2800375, 8401125, 14001875, 42005625]

約数ペア:

[(1, 42005625), (3, 14001875), (5, 8401125), (15, 2800375), (25, 1680225), (43, 976875), (75, 560075), (125, 336045), (129, 325625), (215, 195375), (375, 112015), (521, 80625), (625, 67209), (645, 65125), (1075, 39075), (1563, 26875), (1875, 22403), (2605, 16125), (3225, 13025), (5375, 7815)]