245536225

素因数分解:

$5^2\times {\mathrm{11}}^3\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:247

約数の個数: 48

約数和(自身を含む): 344192256

約数和(自身を除く): 98656031

約数列:

[1, 5, 11, 25, 47, 55, 121, 157, 235, 275, 517, 605, 785, 1175, 1331, 1727, 2585, 3025, 3925, 5687, 6655, 7379, 8635, 12925, 18997, 28435, 33275, 36895, 43175, 62557, 81169, 94985, 142175, 184475, 208967, 312785, 405845, 474925, 892859, 1044835, 1563925, 2029225, 4464295, 5224175, 9821449, 22321475, 49107245, 245536225]

約数ペア:

[(1, 245536225), (5, 49107245), (11, 22321475), (25, 9821449), (47, 5224175), (55, 4464295), (121, 2029225), (157, 1563925), (235, 1044835), (275, 892859), (517, 474925), (605, 405845), (785, 312785), (1175, 208967), (1331, 184475), (1727, 142175), (2585, 94985), (3025, 81169), (3925, 62557), (5687, 43175), (6655, 36895), (7379, 33275), (8635, 28435), (12925, 18997)]