49090760

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{7817}}^1$

素因数の和:7985

約数の個数: 32

約数和(自身を含む): 111171960

約数和(自身を除く): 62081200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 7817, 15634, 31268, 39085, 62536, 78170, 156340, 312680, 1227269, 2454538, 4909076, 6136345, 9818152, 12272690, 24545380, 49090760]

約数ペア:

[(1, 49090760), (2, 24545380), (4, 12272690), (5, 9818152), (8, 6136345), (10, 4909076), (20, 2454538), (40, 1227269), (157, 312680), (314, 156340), (628, 78170), (785, 62536), (1256, 39085), (1570, 31268), (3140, 15634), (6280, 7817)]