10231100

素因数分解:

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

素因数の和:227

約数の個数: 72

約数和(自身を含む): 24748416

約数和(自身を除く): 14517316

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 71, 100, 110, 131, 142, 220, 262, 275, 284, 355, 524, 550, 655, 710, 781, 1100, 1310, 1420, 1441, 1562, 1775, 2620, 2882, 3124, 3275, 3550, 3905, 5764, 6550, 7100, 7205, 7810, 9301, 13100, 14410, 15620, 18602, 19525, 28820, 36025, 37204, 39050, 46505, 72050, 78100, 93010, 102311, 144100, 186020, 204622, 232525, 409244, 465050, 511555, 930100, 1023110, 2046220, 2557775, 5115550, 10231100]

約数ペア:

[(1, 10231100), (2, 5115550), (4, 2557775), (5, 2046220), (10, 1023110), (11, 930100), (20, 511555), (22, 465050), (25, 409244), (44, 232525), (50, 204622), (55, 186020), (71, 144100), (100, 102311), (110, 93010), (131, 78100), (142, 72050), (220, 46505), (262, 39050), (275, 37204), (284, 36025), (355, 28820), (524, 19525), (550, 18602), (655, 15620), (710, 14410), (781, 13100), (1100, 9301), (1310, 7810), (1420, 7205), (1441, 7100), (1562, 6550), (1775, 5764), (2620, 3905), (2882, 3550), (3124, 3275)]