77906170

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{613}}^1$

素因数の和:870

約数の個数: 32

約数和(自身を含む): 143233920

約数和(自身を除く): 65327750

約数列:

[1, 2, 5, 10, 71, 142, 179, 355, 358, 613, 710, 895, 1226, 1790, 3065, 6130, 12709, 25418, 43523, 63545, 87046, 109727, 127090, 217615, 219454, 435230, 548635, 1097270, 7790617, 15581234, 38953085, 77906170]

約数ペア:

[(1, 77906170), (2, 38953085), (5, 15581234), (10, 7790617), (71, 1097270), (142, 548635), (179, 435230), (355, 219454), (358, 217615), (613, 127090), (710, 109727), (895, 87046), (1226, 63545), (1790, 43523), (3065, 25418), (6130, 12709)]