77990648

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{1187}}^1$

素因数の和:1427

約数の個数: 32

約数和(自身を含む): 150543360

約数和(自身を除く): 72552712

約数列:

[1, 2, 4, 8, 43, 86, 172, 191, 344, 382, 764, 1187, 1528, 2374, 4748, 8213, 9496, 16426, 32852, 51041, 65704, 102082, 204164, 226717, 408328, 453434, 906868, 1813736, 9748831, 19497662, 38995324, 77990648]

約数ペア:

[(1, 77990648), (2, 38995324), (4, 19497662), (8, 9748831), (43, 1813736), (86, 906868), (172, 453434), (191, 408328), (344, 226717), (382, 204164), (764, 102082), (1187, 65704), (1528, 51041), (2374, 32852), (4748, 16426), (8213, 9496)]