1212756875

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{176401}}^1$

素因数の和:176432

約数の個数: 20

約数和(自身を含む): 1653239544

約数和(自身を除く): 440482669

約数列:

[1, 5, 11, 25, 55, 125, 275, 625, 1375, 6875, 176401, 882005, 1940411, 4410025, 9702055, 22050125, 48510275, 110250625, 242551375, 1212756875]

約数ペア:

[(1, 1212756875), (5, 242551375), (11, 110250625), (25, 48510275), (55, 22050125), (125, 9702055), (275, 4410025), (625, 1940411), (1375, 882005), (6875, 176401)]