25554604

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 49351680

約数和(自身を除く): 23797076

約数列:

[1, 2, 4, 17, 34, 67, 68, 71, 79, 134, 142, 158, 268, 284, 316, 1139, 1207, 1343, 2278, 2414, 2686, 4556, 4757, 4828, 5293, 5372, 5609, 9514, 10586, 11218, 19028, 21172, 22436, 80869, 89981, 95353, 161738, 179962, 190706, 323476, 359924, 375803, 381412, 751606, 1503212, 6388651, 12777302, 25554604]

約数ペア:

[(1, 25554604), (2, 12777302), (4, 6388651), (17, 1503212), (34, 751606), (67, 381412), (68, 375803), (71, 359924), (79, 323476), (134, 190706), (142, 179962), (158, 161738), (268, 95353), (284, 89981), (316, 80869), (1139, 22436), (1207, 21172), (1343, 19028), (2278, 11218), (2414, 10586), (2686, 9514), (4556, 5609), (4757, 5372), (4828, 5293)]