90891400

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{19759}}^1$

素因数の和:19798

約数の個数: 48

約数和(自身を含む): 220521600

約数和(自身を除く): 129630200

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 184, 200, 230, 460, 575, 920, 1150, 2300, 4600, 19759, 39518, 79036, 98795, 158072, 197590, 395180, 454457, 493975, 790360, 908914, 987950, 1817828, 1975900, 2272285, 3635656, 3951800, 4544570, 9089140, 11361425, 18178280, 22722850, 45445700, 90891400]

約数ペア:

[(1, 90891400), (2, 45445700), (4, 22722850), (5, 18178280), (8, 11361425), (10, 9089140), (20, 4544570), (23, 3951800), (25, 3635656), (40, 2272285), (46, 1975900), (50, 1817828), (92, 987950), (100, 908914), (115, 790360), (184, 493975), (200, 454457), (230, 395180), (460, 197590), (575, 158072), (920, 98795), (1150, 79036), (2300, 39518), (4600, 19759)]