157059100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2011}}^1$

素因数の和:2107

約数の個数: 72

約数和(自身を含む): 377225856

約数和(自身を除く): 220166756

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 71, 100, 110, 142, 220, 275, 284, 355, 550, 710, 781, 1100, 1420, 1562, 1775, 2011, 3124, 3550, 3905, 4022, 7100, 7810, 8044, 10055, 15620, 19525, 20110, 22121, 39050, 40220, 44242, 50275, 78100, 88484, 100550, 110605, 142781, 201100, 221210, 285562, 442420, 553025, 571124, 713905, 1106050, 1427810, 1570591, 2212100, 2855620, 3141182, 3569525, 6282364, 7139050, 7852955, 14278100, 15705910, 31411820, 39264775, 78529550, 157059100]

約数ペア:

[(1, 157059100), (2, 78529550), (4, 39264775), (5, 31411820), (10, 15705910), (11, 14278100), (20, 7852955), (22, 7139050), (25, 6282364), (44, 3569525), (50, 3141182), (55, 2855620), (71, 2212100), (100, 1570591), (110, 1427810), (142, 1106050), (220, 713905), (275, 571124), (284, 553025), (355, 442420), (550, 285562), (710, 221210), (781, 201100), (1100, 142781), (1420, 110605), (1562, 100550), (1775, 88484), (2011, 78100), (3124, 50275), (3550, 44242), (3905, 40220), (4022, 39050), (7100, 22121), (7810, 20110), (8044, 19525), (10055, 15620)]