31788350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1993}}^1$

素因数の和:2045

約数の個数: 48

約数和(自身を含む): 66759120

約数和(自身を除く): 34970770

約数列:

[1, 2, 5, 10, 11, 22, 25, 29, 50, 55, 58, 110, 145, 275, 290, 319, 550, 638, 725, 1450, 1595, 1993, 3190, 3986, 7975, 9965, 15950, 19930, 21923, 43846, 49825, 57797, 99650, 109615, 115594, 219230, 288985, 548075, 577970, 635767, 1096150, 1271534, 1444925, 2889850, 3178835, 6357670, 15894175, 31788350]

約数ペア:

[(1, 31788350), (2, 15894175), (5, 6357670), (10, 3178835), (11, 2889850), (22, 1444925), (25, 1271534), (29, 1096150), (50, 635767), (55, 577970), (58, 548075), (110, 288985), (145, 219230), (275, 115594), (290, 109615), (319, 99650), (550, 57797), (638, 49825), (725, 43846), (1450, 21923), (1595, 19930), (1993, 15950), (3190, 9965), (3986, 7975)]