55028500

素因数分解:

$2^2\times 5^3\times {\mathrm{157}}^1\times {\mathrm{701}}^1$

素因数の和:877

約数の個数: 48

約数和(自身を含む): 121120272

約数和(自身を除く): 66091772

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 157, 250, 314, 500, 628, 701, 785, 1402, 1570, 2804, 3140, 3505, 3925, 7010, 7850, 14020, 15700, 17525, 19625, 35050, 39250, 70100, 78500, 87625, 110057, 175250, 220114, 350500, 440228, 550285, 1100570, 2201140, 2751425, 5502850, 11005700, 13757125, 27514250, 55028500]

約数ペア:

[(1, 55028500), (2, 27514250), (4, 13757125), (5, 11005700), (10, 5502850), (20, 2751425), (25, 2201140), (50, 1100570), (100, 550285), (125, 440228), (157, 350500), (250, 220114), (314, 175250), (500, 110057), (628, 87625), (701, 78500), (785, 70100), (1402, 39250), (1570, 35050), (2804, 19625), (3140, 17525), (3505, 15700), (3925, 14020), (7010, 7850)]