81956912

素因数分解:

$2^4\times {\mathrm{23}}^3\times {\mathrm{421}}^1$

素因数の和:498

約数の個数: 40

約数和(自身を含む): 166403040

約数和(自身を除く): 84446128

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 421, 529, 842, 1058, 1684, 2116, 3368, 4232, 6736, 8464, 9683, 12167, 19366, 24334, 38732, 48668, 77464, 97336, 154928, 194672, 222709, 445418, 890836, 1781672, 3563344, 5122307, 10244614, 20489228, 40978456, 81956912]

約数ペア:

[(1, 81956912), (2, 40978456), (4, 20489228), (8, 10244614), (16, 5122307), (23, 3563344), (46, 1781672), (92, 890836), (184, 445418), (368, 222709), (421, 194672), (529, 154928), (842, 97336), (1058, 77464), (1684, 48668), (2116, 38732), (3368, 24334), (4232, 19366), (6736, 12167), (8464, 9683)]