80416984

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{1033}}^1$

素因数の和:1339

約数の個数: 32

約数和(自身を含む): 155596320

約数和(自身を除く): 75179336

約数列:

[1, 2, 4, 8, 37, 74, 148, 263, 296, 526, 1033, 1052, 2066, 2104, 4132, 8264, 9731, 19462, 38221, 38924, 76442, 77848, 152884, 271679, 305768, 543358, 1086716, 2173432, 10052123, 20104246, 40208492, 80416984]

約数ペア:

[(1, 80416984), (2, 40208492), (4, 20104246), (8, 10052123), (37, 2173432), (74, 1086716), (148, 543358), (263, 305768), (296, 271679), (526, 152884), (1033, 77848), (1052, 76442), (2066, 38924), (2104, 38221), (4132, 19462), (8264, 9731)]