80757956

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 155675520

約数和(自身を除く): 74917564

約数列:

[1, 2, 4, 17, 34, 43, 68, 71, 86, 142, 172, 284, 389, 731, 778, 1207, 1462, 1556, 2414, 2924, 3053, 4828, 6106, 6613, 12212, 13226, 16727, 26452, 27619, 33454, 51901, 55238, 66908, 103802, 110476, 207604, 284359, 469523, 568718, 939046, 1137436, 1187617, 1878092, 2375234, 4750468, 20189489, 40378978, 80757956]

約数ペア:

[(1, 80757956), (2, 40378978), (4, 20189489), (17, 4750468), (34, 2375234), (43, 1878092), (68, 1187617), (71, 1137436), (86, 939046), (142, 568718), (172, 469523), (284, 284359), (389, 207604), (731, 110476), (778, 103802), (1207, 66908), (1462, 55238), (1556, 51901), (2414, 33454), (2924, 27619), (3053, 26452), (4828, 16727), (6106, 13226), (6613, 12212)]