56849920

素因数分解:

$2^9\times 5^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1$

素因数の和:495

約数の個数: 80

約数和(自身を含む): 139209840

約数和(自身を除く): 82359920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 256, 265, 320, 419, 424, 512, 530, 640, 838, 848, 1060, 1280, 1676, 1696, 2095, 2120, 2560, 3352, 3392, 4190, 4240, 6704, 6784, 8380, 8480, 13408, 13568, 16760, 16960, 22207, 26816, 27136, 33520, 33920, 44414, 53632, 67040, 67840, 88828, 107264, 111035, 134080, 135680, 177656, 214528, 222070, 268160, 355312, 444140, 536320, 710624, 888280, 1072640, 1421248, 1776560, 2842496, 3553120, 5684992, 7106240, 11369984, 14212480, 28424960, 56849920]

約数ペア:

[(1, 56849920), (2, 28424960), (4, 14212480), (5, 11369984), (8, 7106240), (10, 5684992), (16, 3553120), (20, 2842496), (32, 1776560), (40, 1421248), (53, 1072640), (64, 888280), (80, 710624), (106, 536320), (128, 444140), (160, 355312), (212, 268160), (256, 222070), (265, 214528), (320, 177656), (419, 135680), (424, 134080), (512, 111035), (530, 107264), (640, 88828), (838, 67840), (848, 67040), (1060, 53632), (1280, 44414), (1676, 33920), (1696, 33520), (2095, 27136), (2120, 26816), (2560, 22207), (3352, 16960), (3392, 16760), (4190, 13568), (4240, 13408), (6704, 8480), (6784, 8380)]