81399056

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{5659}}^1$

素因数の和:5727

約数の個数: 40

約数和(自身を含む): 168441600

約数和(自身を除く): 87042544

約数列:

[1, 2, 4, 8, 16, 29, 31, 58, 62, 116, 124, 232, 248, 464, 496, 899, 1798, 3596, 5659, 7192, 11318, 14384, 22636, 45272, 90544, 164111, 175429, 328222, 350858, 656444, 701716, 1312888, 1403432, 2625776, 2806864, 5087441, 10174882, 20349764, 40699528, 81399056]

約数ペア:

[(1, 81399056), (2, 40699528), (4, 20349764), (8, 10174882), (16, 5087441), (29, 2806864), (31, 2625776), (58, 1403432), (62, 1312888), (116, 701716), (124, 656444), (232, 350858), (248, 328222), (464, 175429), (496, 164111), (899, 90544), (1798, 45272), (3596, 22636), (5659, 14384), (7192, 11318)]