87721072

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{176857}}^1$

素因数の和:176896

約数の個数: 20

約数和(自身を含む): 175443136

約数和(自身を除く): 87722064

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 176857, 353714, 707428, 1414856, 2829712, 5482567, 10965134, 21930268, 43860536, 87721072]

約数ペア:

[(1, 87721072), (2, 43860536), (4, 21930268), (8, 10965134), (16, 5482567), (31, 2829712), (62, 1414856), (124, 707428), (248, 353714), (496, 176857)]