222721850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{1237}}^1$

素因数の和:1539

約数の個数: 48

約数和(自身を含む): 448101528

約数和(自身を除く): 225379678

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 277, 325, 554, 650, 1237, 1385, 2474, 2770, 3601, 6185, 6925, 7202, 12370, 13850, 16081, 18005, 30925, 32162, 36010, 61850, 80405, 90025, 160810, 180050, 342649, 402025, 685298, 804050, 1713245, 3426490, 4454437, 8566225, 8908874, 17132450, 22272185, 44544370, 111360925, 222721850]

約数ペア:

[(1, 222721850), (2, 111360925), (5, 44544370), (10, 22272185), (13, 17132450), (25, 8908874), (26, 8566225), (50, 4454437), (65, 3426490), (130, 1713245), (277, 804050), (325, 685298), (554, 402025), (650, 342649), (1237, 180050), (1385, 160810), (2474, 90025), (2770, 80405), (3601, 61850), (6185, 36010), (6925, 32162), (7202, 30925), (12370, 18005), (13850, 16081)]