72744490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79939}}^1$

素因数の和:79966

約数の個数: 32

約数和(自身を含む): 161159040

約数和(自身を除く): 88414550

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 79939, 159878, 399695, 559573, 799390, 1039207, 1119146, 2078414, 2797865, 5196035, 5595730, 7274449, 10392070, 14548898, 36372245, 72744490]

約数ペア:

[(1, 72744490), (2, 36372245), (5, 14548898), (7, 10392070), (10, 7274449), (13, 5595730), (14, 5196035), (26, 2797865), (35, 2078414), (65, 1119146), (70, 1039207), (91, 799390), (130, 559573), (182, 399695), (455, 159878), (910, 79939)]