830989225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{1013}}^1$

素因数の和:1210

約数の個数: 48

約数和(自身を含む): 1191977280

約数和(自身を除く): 360988055

約数列:

[1, 5, 11, 19, 25, 55, 95, 157, 209, 275, 475, 785, 1013, 1045, 1727, 2983, 3925, 5065, 5225, 8635, 11143, 14915, 19247, 25325, 32813, 43175, 55715, 74575, 96235, 159041, 164065, 211717, 278575, 481175, 795205, 820325, 1058585, 1749451, 3021779, 3976025, 5292925, 8747255, 15108895, 33239569, 43736275, 75544475, 166197845, 830989225]

約数ペア:

[(1, 830989225), (5, 166197845), (11, 75544475), (19, 43736275), (25, 33239569), (55, 15108895), (95, 8747255), (157, 5292925), (209, 3976025), (275, 3021779), (475, 1749451), (785, 1058585), (1013, 820325), (1045, 795205), (1727, 481175), (2983, 278575), (3925, 211717), (5065, 164065), (5225, 159041), (8635, 96235), (11143, 74575), (14915, 55715), (19247, 43175), (25325, 32813)]