80750540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2267}}^1$

素因数の和:2426

約数の個数: 48

約数和(自身を含む): 184034592

約数和(自身を除く): 103284052

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 137, 260, 274, 548, 685, 1370, 1781, 2267, 2740, 3562, 4534, 7124, 8905, 9068, 11335, 17810, 22670, 29471, 35620, 45340, 58942, 117884, 147355, 294710, 310579, 589420, 621158, 1242316, 1552895, 3105790, 4037527, 6211580, 8075054, 16150108, 20187635, 40375270, 80750540]

約数ペア:

[(1, 80750540), (2, 40375270), (4, 20187635), (5, 16150108), (10, 8075054), (13, 6211580), (20, 4037527), (26, 3105790), (52, 1552895), (65, 1242316), (130, 621158), (137, 589420), (260, 310579), (274, 294710), (548, 147355), (685, 117884), (1370, 58942), (1781, 45340), (2267, 35620), (2740, 29471), (3562, 22670), (4534, 17810), (7124, 11335), (8905, 9068)]