5115550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:225

約数の個数: 48

約数和(自身を含む): 10606464

約数和(自身を除く): 5490914

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 71, 110, 131, 142, 262, 275, 355, 550, 655, 710, 781, 1310, 1441, 1562, 1775, 2882, 3275, 3550, 3905, 6550, 7205, 7810, 9301, 14410, 18602, 19525, 36025, 39050, 46505, 72050, 93010, 102311, 204622, 232525, 465050, 511555, 1023110, 2557775, 5115550]

約数ペア:

[(1, 5115550), (2, 2557775), (5, 1023110), (10, 511555), (11, 465050), (22, 232525), (25, 204622), (50, 102311), (55, 93010), (71, 72050), (110, 46505), (131, 39050), (142, 36025), (262, 19525), (275, 18602), (355, 14410), (550, 9301), (655, 7810), (710, 7205), (781, 6550), (1310, 3905), (1441, 3550), (1562, 3275), (1775, 2882)]