154155280

素因数分解:

$2^4\times 5^1\times {\mathrm{1103}}^1\times {\mathrm{1747}}^1$

素因数の和:2863

約数の個数: 40

約数和(自身を含む): 358941312

約数和(自身を除く): 204786032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1103, 1747, 2206, 3494, 4412, 5515, 6988, 8735, 8824, 11030, 13976, 17470, 17648, 22060, 27952, 34940, 44120, 69880, 88240, 139760, 1926941, 3853882, 7707764, 9634705, 15415528, 19269410, 30831056, 38538820, 77077640, 154155280]

約数ペア:

[(1, 154155280), (2, 77077640), (4, 38538820), (5, 30831056), (8, 19269410), (10, 15415528), (16, 9634705), (20, 7707764), (40, 3853882), (80, 1926941), (1103, 139760), (1747, 88240), (2206, 69880), (3494, 44120), (4412, 34940), (5515, 27952), (6988, 22060), (8735, 17648), (8824, 17470), (11030, 13976)]