8101250

素因数分解:

$2^1\times 5^4\times {\mathrm{6481}}^1$

素因数の和:6503

約数の個数: 20

約数和(自身を含む): 15187326

約数和(自身を除く): 7086076

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 6481, 12962, 32405, 64810, 162025, 324050, 810125, 1620250, 4050625, 8101250]

約数ペア:

[(1, 8101250), (2, 4050625), (5, 1620250), (10, 810125), (25, 324050), (50, 162025), (125, 64810), (250, 32405), (625, 12962), (1250, 6481)]