25880690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:395

約数の個数: 48

約数和(自身を含む): 52083864

約数和(自身を除く): 26203174

約数列:

[1, 2, 5, 10, 11, 22, 55, 73, 110, 121, 146, 242, 293, 365, 586, 605, 730, 803, 1210, 1465, 1606, 2930, 3223, 4015, 6446, 8030, 8833, 16115, 17666, 21389, 32230, 35453, 42778, 44165, 70906, 88330, 106945, 177265, 213890, 235279, 354530, 470558, 1176395, 2352790, 2588069, 5176138, 12940345, 25880690]

約数ペア:

[(1, 25880690), (2, 12940345), (5, 5176138), (10, 2588069), (11, 2352790), (22, 1176395), (55, 470558), (73, 354530), (110, 235279), (121, 213890), (146, 177265), (242, 106945), (293, 88330), (365, 70906), (586, 44165), (605, 42778), (730, 35453), (803, 32230), (1210, 21389), (1465, 17666), (1606, 16115), (2930, 8833), (3223, 8030), (4015, 6446)]