56751760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{277}}^1$

素因数の和:500

約数の個数: 80

約数和(自身を含む): 143334576

約数和(自身を除く): 86582816

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 197, 208, 260, 277, 394, 520, 554, 788, 985, 1040, 1108, 1385, 1576, 1970, 2216, 2561, 2770, 3152, 3601, 3940, 4432, 5122, 5540, 7202, 7880, 10244, 11080, 12805, 14404, 15760, 18005, 20488, 22160, 25610, 28808, 36010, 40976, 51220, 54569, 57616, 72020, 102440, 109138, 144040, 204880, 218276, 272845, 288080, 436552, 545690, 709397, 873104, 1091380, 1418794, 2182760, 2837588, 3546985, 4365520, 5675176, 7093970, 11350352, 14187940, 28375880, 56751760]

約数ペア:

[(1, 56751760), (2, 28375880), (4, 14187940), (5, 11350352), (8, 7093970), (10, 5675176), (13, 4365520), (16, 3546985), (20, 2837588), (26, 2182760), (40, 1418794), (52, 1091380), (65, 873104), (80, 709397), (104, 545690), (130, 436552), (197, 288080), (208, 272845), (260, 218276), (277, 204880), (394, 144040), (520, 109138), (554, 102440), (788, 72020), (985, 57616), (1040, 54569), (1108, 51220), (1385, 40976), (1576, 36010), (1970, 28808), (2216, 25610), (2561, 22160), (2770, 20488), (3152, 18005), (3601, 15760), (3940, 14404), (4432, 12805), (5122, 11080), (5540, 10244), (7202, 7880)]