54077080

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:356

約数の個数: 64

約数和(自身を含む): 125136000

約数和(自身を除く): 71058920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 109, 157, 158, 218, 314, 316, 395, 436, 545, 628, 632, 785, 790, 872, 1090, 1256, 1570, 1580, 2180, 3140, 3160, 4360, 6280, 8611, 12403, 17113, 17222, 24806, 34226, 34444, 43055, 49612, 62015, 68452, 68888, 85565, 86110, 99224, 124030, 136904, 171130, 172220, 248060, 342260, 344440, 496120, 684520, 1351927, 2703854, 5407708, 6759635, 10815416, 13519270, 27038540, 54077080]

約数ペア:

[(1, 54077080), (2, 27038540), (4, 13519270), (5, 10815416), (8, 6759635), (10, 5407708), (20, 2703854), (40, 1351927), (79, 684520), (109, 496120), (157, 344440), (158, 342260), (218, 248060), (314, 172220), (316, 171130), (395, 136904), (436, 124030), (545, 99224), (628, 86110), (632, 85565), (785, 68888), (790, 68452), (872, 62015), (1090, 49612), (1256, 43055), (1570, 34444), (1580, 34226), (2180, 24806), (3140, 17222), (3160, 17113), (4360, 12403), (6280, 8611)]