51285920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1579}}^1$

素因数の和:1630

約数の個数: 96

約数和(自身を含む): 143337600

約数和(自身を除く): 92051680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 160, 203, 224, 232, 280, 290, 406, 464, 560, 580, 812, 928, 1015, 1120, 1160, 1579, 1624, 2030, 2320, 3158, 3248, 4060, 4640, 6316, 6496, 7895, 8120, 11053, 12632, 15790, 16240, 22106, 25264, 31580, 32480, 44212, 45791, 50528, 55265, 63160, 88424, 91582, 110530, 126320, 176848, 183164, 221060, 228955, 252640, 320537, 353696, 366328, 442120, 457910, 641074, 732656, 884240, 915820, 1282148, 1465312, 1602685, 1768480, 1831640, 2564296, 3205370, 3663280, 5128592, 6410740, 7326560, 10257184, 12821480, 25642960, 51285920]

約数ペア:

[(1, 51285920), (2, 25642960), (4, 12821480), (5, 10257184), (7, 7326560), (8, 6410740), (10, 5128592), (14, 3663280), (16, 3205370), (20, 2564296), (28, 1831640), (29, 1768480), (32, 1602685), (35, 1465312), (40, 1282148), (56, 915820), (58, 884240), (70, 732656), (80, 641074), (112, 457910), (116, 442120), (140, 366328), (145, 353696), (160, 320537), (203, 252640), (224, 228955), (232, 221060), (280, 183164), (290, 176848), (406, 126320), (464, 110530), (560, 91582), (580, 88424), (812, 63160), (928, 55265), (1015, 50528), (1120, 45791), (1160, 44212), (1579, 32480), (1624, 31580), (2030, 25264), (2320, 22106), (3158, 16240), (3248, 15790), (4060, 12632), (4640, 11053), (6316, 8120), (6496, 7895)]