53556640

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3761}}^1$

素因数の和:3865

約数の個数: 48

約数和(自身を含む): 127983240

約数和(自身を除く): 74426600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 890, 1424, 1780, 2848, 3560, 3761, 7120, 7522, 14240, 15044, 18805, 30088, 37610, 60176, 75220, 120352, 150440, 300880, 334729, 601760, 669458, 1338916, 1673645, 2677832, 3347290, 5355664, 6694580, 10711328, 13389160, 26778320, 53556640]

約数ペア:

[(1, 53556640), (2, 26778320), (4, 13389160), (5, 10711328), (8, 6694580), (10, 5355664), (16, 3347290), (20, 2677832), (32, 1673645), (40, 1338916), (80, 669458), (89, 601760), (160, 334729), (178, 300880), (356, 150440), (445, 120352), (712, 75220), (890, 60176), (1424, 37610), (1780, 30088), (2848, 18805), (3560, 15044), (3761, 14240), (7120, 7522)]