80144944

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{659}}^1\times {\mathrm{691}}^1$

素因数の和:1369

約数の個数: 40

約数和(自身を含む): 169899840

約数和(自身を除く): 89754896

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 659, 691, 1318, 1382, 2636, 2764, 5272, 5528, 7249, 7601, 10544, 11056, 14498, 15202, 28996, 30404, 57992, 60808, 115984, 121616, 455369, 910738, 1821476, 3642952, 5009059, 7285904, 10018118, 20036236, 40072472, 80144944]

約数ペア:

[(1, 80144944), (2, 40072472), (4, 20036236), (8, 10018118), (11, 7285904), (16, 5009059), (22, 3642952), (44, 1821476), (88, 910738), (176, 455369), (659, 121616), (691, 115984), (1318, 60808), (1382, 57992), (2636, 30404), (2764, 28996), (5272, 15202), (5528, 14498), (7249, 11056), (7601, 10544)]