52867880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5351}}^1$

素因数の和:5394

約数の個数: 64

約数和(自身を含む): 134870400

約数和(自身を除く): 82002520

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 494, 520, 760, 988, 1235, 1976, 2470, 4940, 5351, 9880, 10702, 21404, 26755, 42808, 53510, 69563, 101669, 107020, 139126, 203338, 214040, 278252, 347815, 406676, 508345, 556504, 695630, 813352, 1016690, 1321697, 1391260, 2033380, 2643394, 2782520, 4066760, 5286788, 6608485, 10573576, 13216970, 26433940, 52867880]

約数ペア:

[(1, 52867880), (2, 26433940), (4, 13216970), (5, 10573576), (8, 6608485), (10, 5286788), (13, 4066760), (19, 2782520), (20, 2643394), (26, 2033380), (38, 1391260), (40, 1321697), (52, 1016690), (65, 813352), (76, 695630), (95, 556504), (104, 508345), (130, 406676), (152, 347815), (190, 278252), (247, 214040), (260, 203338), (380, 139126), (494, 107020), (520, 101669), (760, 69563), (988, 53510), (1235, 42808), (1976, 26755), (2470, 21404), (4940, 10702), (5351, 9880)]