51897840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2141}}^1$

素因数の和:2258

約数の個数: 80

約数和(自身を含む): 162552096

約数和(自身を除く): 110654256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 101, 120, 202, 240, 303, 404, 505, 606, 808, 1010, 1212, 1515, 1616, 2020, 2141, 2424, 3030, 4040, 4282, 4848, 6060, 6423, 8080, 8564, 10705, 12120, 12846, 17128, 21410, 24240, 25692, 32115, 34256, 42820, 51384, 64230, 85640, 102768, 128460, 171280, 216241, 256920, 432482, 513840, 648723, 864964, 1081205, 1297446, 1729928, 2162410, 2594892, 3243615, 3459856, 4324820, 5189784, 6487230, 8649640, 10379568, 12974460, 17299280, 25948920, 51897840]

約数ペア:

[(1, 51897840), (2, 25948920), (3, 17299280), (4, 12974460), (5, 10379568), (6, 8649640), (8, 6487230), (10, 5189784), (12, 4324820), (15, 3459856), (16, 3243615), (20, 2594892), (24, 2162410), (30, 1729928), (40, 1297446), (48, 1081205), (60, 864964), (80, 648723), (101, 513840), (120, 432482), (202, 256920), (240, 216241), (303, 171280), (404, 128460), (505, 102768), (606, 85640), (808, 64230), (1010, 51384), (1212, 42820), (1515, 34256), (1616, 32115), (2020, 25692), (2141, 24240), (2424, 21410), (3030, 17128), (4040, 12846), (4282, 12120), (4848, 10705), (6060, 8564), (6423, 8080)]