78649450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4931}}^1$

素因数の和:4983

約数の個数: 48

約数和(自身を含む): 165123360

約数和(自身を除く): 86473910

約数列:

[1, 2, 5, 10, 11, 22, 25, 29, 50, 55, 58, 110, 145, 275, 290, 319, 550, 638, 725, 1450, 1595, 3190, 4931, 7975, 9862, 15950, 24655, 49310, 54241, 108482, 123275, 142999, 246550, 271205, 285998, 542410, 714995, 1356025, 1429990, 1572989, 2712050, 3145978, 3574975, 7149950, 7864945, 15729890, 39324725, 78649450]

約数ペア:

[(1, 78649450), (2, 39324725), (5, 15729890), (10, 7864945), (11, 7149950), (22, 3574975), (25, 3145978), (29, 2712050), (50, 1572989), (55, 1429990), (58, 1356025), (110, 714995), (145, 542410), (275, 285998), (290, 271205), (319, 246550), (550, 142999), (638, 123275), (725, 108482), (1450, 54241), (1595, 49310), (3190, 24655), (4931, 15950), (7975, 9862)]