25144130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{1277}}^1$

素因数の和:1474

約数の個数: 32

約数和(自身を含む): 49688640

約数和(自身を除く): 24544510

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 179, 358, 895, 1277, 1790, 1969, 2554, 3938, 6385, 9845, 12770, 14047, 19690, 28094, 70235, 140470, 228583, 457166, 1142915, 2285830, 2514413, 5028826, 12572065, 25144130]

約数ペア:

[(1, 25144130), (2, 12572065), (5, 5028826), (10, 2514413), (11, 2285830), (22, 1142915), (55, 457166), (110, 228583), (179, 140470), (358, 70235), (895, 28094), (1277, 19690), (1790, 14047), (1969, 12770), (2554, 9845), (3938, 6385)]