4099375

素因数分解:

$5^4\times 7^1\times {\mathrm{937}}^1$

素因数の和:964

約数の個数: 20

約数和(自身を含む): 5860624

約数和(自身を除く): 1761249

約数列:

[1, 5, 7, 25, 35, 125, 175, 625, 875, 937, 4375, 4685, 6559, 23425, 32795, 117125, 163975, 585625, 819875, 4099375]

約数ペア:

[(1, 4099375), (5, 819875), (7, 585625), (25, 163975), (35, 117125), (125, 32795), (175, 23425), (625, 6559), (875, 4685), (937, 4375)]