412675520

素因数分解:

$2^6\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1951}}^1$

素因数の和:2629

約数の個数: 56

約数和(自身を含む): 984674688

約数和(自身を除く): 571999168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 661, 1322, 1951, 2644, 3305, 3902, 5288, 6610, 7804, 9755, 10576, 13220, 15608, 19510, 21152, 26440, 31216, 39020, 42304, 52880, 62432, 78040, 105760, 124864, 156080, 211520, 312160, 624320, 1289611, 2579222, 5158444, 6448055, 10316888, 12896110, 20633776, 25792220, 41267552, 51584440, 82535104, 103168880, 206337760, 412675520]

約数ペア:

[(1, 412675520), (2, 206337760), (4, 103168880), (5, 82535104), (8, 51584440), (10, 41267552), (16, 25792220), (20, 20633776), (32, 12896110), (40, 10316888), (64, 6448055), (80, 5158444), (160, 2579222), (320, 1289611), (661, 624320), (1322, 312160), (1951, 211520), (2644, 156080), (3305, 124864), (3902, 105760), (5288, 78040), (6610, 62432), (7804, 52880), (9755, 42304), (10576, 39020), (13220, 31216), (15608, 26440), (19510, 21152)]