77766790

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{811}}^1$

素因数の和:1084

約数の個数: 32

約数和(自身を含む): 144055296

約数和(自身を除く): 66288506

約数列:

[1, 2, 5, 10, 43, 86, 215, 223, 430, 446, 811, 1115, 1622, 2230, 4055, 8110, 9589, 19178, 34873, 47945, 69746, 95890, 174365, 180853, 348730, 361706, 904265, 1808530, 7776679, 15553358, 38883395, 77766790]

約数ペア:

[(1, 77766790), (2, 38883395), (5, 15553358), (10, 7776679), (43, 1808530), (86, 904265), (215, 361706), (223, 348730), (430, 180853), (446, 174365), (811, 95890), (1115, 69746), (1622, 47945), (2230, 34873), (4055, 19178), (8110, 9589)]