210801250

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{15331}}^1$

素因数の和:15364

約数の個数: 40

約数和(自身を含む): 431074512

約数和(自身を除く): 220273262

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 625, 1250, 1375, 2750, 6875, 13750, 15331, 30662, 76655, 153310, 168641, 337282, 383275, 766550, 843205, 1686410, 1916375, 3832750, 4216025, 8432050, 9581875, 19163750, 21080125, 42160250, 105400625, 210801250]

約数ペア:

[(1, 210801250), (2, 105400625), (5, 42160250), (10, 21080125), (11, 19163750), (22, 9581875), (25, 8432050), (50, 4216025), (55, 3832750), (110, 1916375), (125, 1686410), (250, 843205), (275, 766550), (550, 383275), (625, 337282), (1250, 168641), (1375, 153310), (2750, 76655), (6875, 30662), (13750, 15331)]