78015740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{2707}}^1$

素因数の和:2858

約数の個数: 48

約数和(自身を含む): 180157824

約数和(自身を除く): 102142084

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 131, 220, 262, 524, 655, 1310, 1441, 2620, 2707, 2882, 5414, 5764, 7205, 10828, 13535, 14410, 27070, 28820, 29777, 54140, 59554, 119108, 148885, 297770, 354617, 595540, 709234, 1418468, 1773085, 3546170, 3900787, 7092340, 7801574, 15603148, 19503935, 39007870, 78015740]

約数ペア:

[(1, 78015740), (2, 39007870), (4, 19503935), (5, 15603148), (10, 7801574), (11, 7092340), (20, 3900787), (22, 3546170), (44, 1773085), (55, 1418468), (110, 709234), (131, 595540), (220, 354617), (262, 297770), (524, 148885), (655, 119108), (1310, 59554), (1441, 54140), (2620, 29777), (2707, 28820), (2882, 27070), (5414, 14410), (5764, 13535), (7205, 10828)]