87050180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{701}}^1\times {\mathrm{887}}^1$

素因数の和:1604

約数の個数: 48

約数和(自身を含む): 209454336

約数和(自身を除く): 122404156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 701, 887, 1402, 1774, 2804, 3505, 3548, 4435, 4907, 6209, 7010, 8870, 9814, 12418, 14020, 17740, 19628, 24535, 24836, 31045, 49070, 62090, 98140, 124180, 621787, 1243574, 2487148, 3108935, 4352509, 6217870, 8705018, 12435740, 17410036, 21762545, 43525090, 87050180]

約数ペア:

[(1, 87050180), (2, 43525090), (4, 21762545), (5, 17410036), (7, 12435740), (10, 8705018), (14, 6217870), (20, 4352509), (28, 3108935), (35, 2487148), (70, 1243574), (140, 621787), (701, 124180), (887, 98140), (1402, 62090), (1774, 49070), (2804, 31045), (3505, 24836), (3548, 24535), (4435, 19628), (4907, 17740), (6209, 14020), (7010, 12418), (8870, 9814)]