77955280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3259}}^1$

素因数の和:3308

約数の個数: 80

約数和(自身を含む): 203736960

約数和(自身を除く): 125781680

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1196, 1495, 1840, 2392, 2990, 3259, 4784, 5980, 6518, 11960, 13036, 16295, 23920, 26072, 32590, 42367, 52144, 65180, 74957, 84734, 130360, 149914, 169468, 211835, 260720, 299828, 338936, 374785, 423670, 599656, 677872, 749570, 847340, 974441, 1199312, 1499140, 1694680, 1948882, 2998280, 3389360, 3897764, 4872205, 5996560, 7795528, 9744410, 15591056, 19488820, 38977640, 77955280]

約数ペア:

[(1, 77955280), (2, 38977640), (4, 19488820), (5, 15591056), (8, 9744410), (10, 7795528), (13, 5996560), (16, 4872205), (20, 3897764), (23, 3389360), (26, 2998280), (40, 1948882), (46, 1694680), (52, 1499140), (65, 1199312), (80, 974441), (92, 847340), (104, 749570), (115, 677872), (130, 599656), (184, 423670), (208, 374785), (230, 338936), (260, 299828), (299, 260720), (368, 211835), (460, 169468), (520, 149914), (598, 130360), (920, 84734), (1040, 74957), (1196, 65180), (1495, 52144), (1840, 42367), (2392, 32590), (2990, 26072), (3259, 23920), (4784, 16295), (5980, 13036), (6518, 11960)]