28628950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{521}}^1$

素因数の和:697

約数の個数: 48

約数和(自身を含む): 61362144

約数和(自身を除く): 32733194

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 157, 175, 314, 350, 521, 785, 1042, 1099, 1570, 2198, 2605, 3647, 3925, 5210, 5495, 7294, 7850, 10990, 13025, 18235, 26050, 27475, 36470, 54950, 81797, 91175, 163594, 182350, 408985, 572579, 817970, 1145158, 2044925, 2862895, 4089850, 5725790, 14314475, 28628950]

約数ペア:

[(1, 28628950), (2, 14314475), (5, 5725790), (7, 4089850), (10, 2862895), (14, 2044925), (25, 1145158), (35, 817970), (50, 572579), (70, 408985), (157, 182350), (175, 163594), (314, 91175), (350, 81797), (521, 54950), (785, 36470), (1042, 27475), (1099, 26050), (1570, 18235), (2198, 13025), (2605, 10990), (3647, 7850), (3925, 7294), (5210, 5495)]