25137970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17579}}^1$

素因数の和:17610

約数の個数: 32

約数和(自身を含む): 53161920

約数和(自身を除く): 28023950

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 17579, 35158, 87895, 175790, 193369, 228527, 386738, 457054, 966845, 1142635, 1933690, 2285270, 2513797, 5027594, 12568985, 25137970]

約数ペア:

[(1, 25137970), (2, 12568985), (5, 5027594), (10, 2513797), (11, 2285270), (13, 1933690), (22, 1142635), (26, 966845), (55, 457054), (65, 386738), (110, 228527), (130, 193369), (143, 175790), (286, 87895), (715, 35158), (1430, 17579)]