201525520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{8369}}^1$

素因数の和:8432

約数の個数: 80

約数和(自身を含む): 548000640

約数和(自身を除く): 346475120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 43, 56, 70, 80, 86, 112, 140, 172, 215, 280, 301, 344, 430, 560, 602, 688, 860, 1204, 1505, 1720, 2408, 3010, 3440, 4816, 6020, 8369, 12040, 16738, 24080, 33476, 41845, 58583, 66952, 83690, 117166, 133904, 167380, 234332, 292915, 334760, 359867, 468664, 585830, 669520, 719734, 937328, 1171660, 1439468, 1799335, 2343320, 2519069, 2878936, 3598670, 4686640, 5038138, 5757872, 7197340, 10076276, 12595345, 14394680, 20152552, 25190690, 28789360, 40305104, 50381380, 100762760, 201525520]

約数ペア:

[(1, 201525520), (2, 100762760), (4, 50381380), (5, 40305104), (7, 28789360), (8, 25190690), (10, 20152552), (14, 14394680), (16, 12595345), (20, 10076276), (28, 7197340), (35, 5757872), (40, 5038138), (43, 4686640), (56, 3598670), (70, 2878936), (80, 2519069), (86, 2343320), (112, 1799335), (140, 1439468), (172, 1171660), (215, 937328), (280, 719734), (301, 669520), (344, 585830), (430, 468664), (560, 359867), (602, 334760), (688, 292915), (860, 234332), (1204, 167380), (1505, 133904), (1720, 117166), (2408, 83690), (3010, 66952), (3440, 58583), (4816, 41845), (6020, 33476), (8369, 24080), (12040, 16738)]