25209090

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1279}}^1$

素因数の和:1368

約数の個数: 64

約数和(自身を含む): 68198400

約数和(自身を除く): 42989310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 73, 90, 135, 146, 219, 270, 365, 438, 657, 730, 1095, 1279, 1314, 1971, 2190, 2558, 3285, 3837, 3942, 6395, 6570, 7674, 9855, 11511, 12790, 19185, 19710, 23022, 34533, 38370, 57555, 69066, 93367, 115110, 172665, 186734, 280101, 345330, 466835, 560202, 840303, 933670, 1400505, 1680606, 2520909, 2801010, 4201515, 5041818, 8403030, 12604545, 25209090]

約数ペア:

[(1, 25209090), (2, 12604545), (3, 8403030), (5, 5041818), (6, 4201515), (9, 2801010), (10, 2520909), (15, 1680606), (18, 1400505), (27, 933670), (30, 840303), (45, 560202), (54, 466835), (73, 345330), (90, 280101), (135, 186734), (146, 172665), (219, 115110), (270, 93367), (365, 69066), (438, 57555), (657, 38370), (730, 34533), (1095, 23022), (1279, 19710), (1314, 19185), (1971, 12790), (2190, 11511), (2558, 9855), (3285, 7674), (3837, 6570), (3942, 6395)]