89454220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{647}}^1$

素因数の和:910

約数の個数: 48

約数和(自身を含む): 195084288

約数和(自身を除く): 105630068

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 223, 310, 446, 620, 647, 892, 1115, 1294, 2230, 2588, 3235, 4460, 6470, 6913, 12940, 13826, 20057, 27652, 34565, 40114, 69130, 80228, 100285, 138260, 144281, 200570, 288562, 401140, 577124, 721405, 1442810, 2885620, 4472711, 8945422, 17890844, 22363555, 44727110, 89454220]

約数ペア:

[(1, 89454220), (2, 44727110), (4, 22363555), (5, 17890844), (10, 8945422), (20, 4472711), (31, 2885620), (62, 1442810), (124, 721405), (155, 577124), (223, 401140), (310, 288562), (446, 200570), (620, 144281), (647, 138260), (892, 100285), (1115, 80228), (1294, 69130), (2230, 40114), (2588, 34565), (3235, 27652), (4460, 20057), (6470, 13826), (6913, 12940)]