204881008

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^2$

素因数の和:302

約数の個数: 60

約数和(自身を含む): 430405488

約数和(自身を除く): 225524480

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 71, 103, 136, 142, 206, 272, 284, 412, 568, 824, 1136, 1207, 1648, 1751, 2414, 3502, 4828, 7004, 7313, 9656, 10609, 14008, 14626, 19312, 21218, 28016, 29252, 42436, 58504, 84872, 117008, 124321, 169744, 180353, 248642, 360706, 497284, 721412, 753239, 994568, 1442824, 1506478, 1989136, 2885648, 3012956, 6025912, 12051824, 12805063, 25610126, 51220252, 102440504, 204881008]

約数ペア:

[(1, 204881008), (2, 102440504), (4, 51220252), (8, 25610126), (16, 12805063), (17, 12051824), (34, 6025912), (68, 3012956), (71, 2885648), (103, 1989136), (136, 1506478), (142, 1442824), (206, 994568), (272, 753239), (284, 721412), (412, 497284), (568, 360706), (824, 248642), (1136, 180353), (1207, 169744), (1648, 124321), (1751, 117008), (2414, 84872), (3502, 58504), (4828, 42436), (7004, 29252), (7313, 28016), (9656, 21218), (10609, 19312), (14008, 14626)]