166844080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1171}}^1$

素因数の和:1334

約数の個数: 80

約数和(自身を含む): 421160544

約数和(自身を除く): 254316464

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 137, 208, 260, 274, 520, 548, 685, 1040, 1096, 1171, 1370, 1781, 2192, 2342, 2740, 3562, 4684, 5480, 5855, 7124, 8905, 9368, 10960, 11710, 14248, 15223, 17810, 18736, 23420, 28496, 30446, 35620, 46840, 60892, 71240, 76115, 93680, 121784, 142480, 152230, 160427, 243568, 304460, 320854, 608920, 641708, 802135, 1217840, 1283416, 1604270, 2085551, 2566832, 3208540, 4171102, 6417080, 8342204, 10427755, 12834160, 16684408, 20855510, 33368816, 41711020, 83422040, 166844080]

約数ペア:

[(1, 166844080), (2, 83422040), (4, 41711020), (5, 33368816), (8, 20855510), (10, 16684408), (13, 12834160), (16, 10427755), (20, 8342204), (26, 6417080), (40, 4171102), (52, 3208540), (65, 2566832), (80, 2085551), (104, 1604270), (130, 1283416), (137, 1217840), (208, 802135), (260, 641708), (274, 608920), (520, 320854), (548, 304460), (685, 243568), (1040, 160427), (1096, 152230), (1171, 142480), (1370, 121784), (1781, 93680), (2192, 76115), (2342, 71240), (2740, 60892), (3562, 46840), (4684, 35620), (5480, 30446), (5855, 28496), (7124, 23420), (8905, 18736), (9368, 17810), (10960, 15223), (11710, 14248)]