80491060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{877}}^1$

素因数の和:1252

約数の個数: 48

約数和(自身を含む): 182757456

約数和(自身を除く): 102266396

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 353, 706, 877, 1412, 1754, 1765, 3508, 3530, 4385, 4589, 7060, 8770, 9178, 11401, 17540, 18356, 22802, 22945, 45604, 45890, 57005, 91780, 114010, 228020, 309581, 619162, 1238324, 1547905, 3095810, 4024553, 6191620, 8049106, 16098212, 20122765, 40245530, 80491060]

約数ペア:

[(1, 80491060), (2, 40245530), (4, 20122765), (5, 16098212), (10, 8049106), (13, 6191620), (20, 4024553), (26, 3095810), (52, 1547905), (65, 1238324), (130, 619162), (260, 309581), (353, 228020), (706, 114010), (877, 91780), (1412, 57005), (1754, 45890), (1765, 45604), (3508, 22945), (3530, 22802), (4385, 18356), (4589, 17540), (7060, 11401), (8770, 9178)]