222721900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{42023}}^1$

素因数の和:42090

約数の個数: 36

約数和(自身を含む): 492437232

約数和(自身を除く): 269715332

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1325, 2650, 5300, 42023, 84046, 168092, 210115, 420230, 840460, 1050575, 2101150, 2227219, 4202300, 4454438, 8908876, 11136095, 22272190, 44544380, 55680475, 111360950, 222721900]

約数ペア:

[(1, 222721900), (2, 111360950), (4, 55680475), (5, 44544380), (10, 22272190), (20, 11136095), (25, 8908876), (50, 4454438), (53, 4202300), (100, 2227219), (106, 2101150), (212, 1050575), (265, 840460), (530, 420230), (1060, 210115), (1325, 168092), (2650, 84046), (5300, 42023)]