28101250

素因数分解:

$2^1\times 5^4\times {\mathrm{22481}}^1$

素因数の和:22503

約数の個数: 20

約数和(自身を含む): 52675326

約数和(自身を除く): 24574076

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 22481, 44962, 112405, 224810, 562025, 1124050, 2810125, 5620250, 14050625, 28101250]

約数ペア:

[(1, 28101250), (2, 14050625), (5, 5620250), (10, 2810125), (25, 1124050), (50, 562025), (125, 224810), (250, 112405), (625, 44962), (1250, 22481)]