82872220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{701}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 182564928

約数和(自身を除く): 99692708

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 257, 460, 514, 701, 1028, 1285, 1402, 2570, 2804, 3505, 5140, 5911, 7010, 11822, 14020, 16123, 23644, 29555, 32246, 59110, 64492, 80615, 118220, 161230, 180157, 322460, 360314, 720628, 900785, 1801570, 3603140, 4143611, 8287222, 16574444, 20718055, 41436110, 82872220]

約数ペア:

[(1, 82872220), (2, 41436110), (4, 20718055), (5, 16574444), (10, 8287222), (20, 4143611), (23, 3603140), (46, 1801570), (92, 900785), (115, 720628), (230, 360314), (257, 322460), (460, 180157), (514, 161230), (701, 118220), (1028, 80615), (1285, 64492), (1402, 59110), (2570, 32246), (2804, 29555), (3505, 23644), (5140, 16123), (5911, 14020), (7010, 11822)]