57257900

素因数分解:

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

素因数の和:699

約数の個数: 72

約数和(自身を含む): 143178336

約数和(自身を除く): 85920436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 157, 175, 314, 350, 521, 628, 700, 785, 1042, 1099, 1570, 2084, 2198, 2605, 3140, 3647, 3925, 4396, 5210, 5495, 7294, 7850, 10420, 10990, 13025, 14588, 15700, 18235, 21980, 26050, 27475, 36470, 52100, 54950, 72940, 81797, 91175, 109900, 163594, 182350, 327188, 364700, 408985, 572579, 817970, 1145158, 1635940, 2044925, 2290316, 2862895, 4089850, 5725790, 8179700, 11451580, 14314475, 28628950, 57257900]

約数ペア:

[(1, 57257900), (2, 28628950), (4, 14314475), (5, 11451580), (7, 8179700), (10, 5725790), (14, 4089850), (20, 2862895), (25, 2290316), (28, 2044925), (35, 1635940), (50, 1145158), (70, 817970), (100, 572579), (140, 408985), (157, 364700), (175, 327188), (314, 182350), (350, 163594), (521, 109900), (628, 91175), (700, 81797), (785, 72940), (1042, 54950), (1099, 52100), (1570, 36470), (2084, 27475), (2198, 26050), (2605, 21980), (3140, 18235), (3647, 15700), (3925, 14588), (4396, 13025), (5210, 10990), (5495, 10420), (7294, 7850)]