80864316

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{172787}}^1$

素因数の和:172810

約数の個数: 36

約数和(自身を含む): 220131912

約数和(自身を除く): 139267596

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 172787, 345574, 518361, 691148, 1036722, 1555083, 2073444, 2246231, 3110166, 4492462, 6220332, 6738693, 8984924, 13477386, 20216079, 26954772, 40432158, 80864316]

約数ペア:

[(1, 80864316), (2, 40432158), (3, 26954772), (4, 20216079), (6, 13477386), (9, 8984924), (12, 6738693), (13, 6220332), (18, 4492462), (26, 3110166), (36, 2246231), (39, 2073444), (52, 1555083), (78, 1036722), (117, 691148), (156, 518361), (234, 345574), (468, 172787)]