55242520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{81239}}^1$

素因数の和:81267

約数の個数: 32

約数和(自身を含む): 131608800

約数和(自身を除く): 76366280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 81239, 162478, 324956, 406195, 649912, 812390, 1381063, 1624780, 2762126, 3249560, 5524252, 6905315, 11048504, 13810630, 27621260, 55242520]

約数ペア:

[(1, 55242520), (2, 27621260), (4, 13810630), (5, 11048504), (8, 6905315), (10, 5524252), (17, 3249560), (20, 2762126), (34, 1624780), (40, 1381063), (68, 812390), (85, 649912), (136, 406195), (170, 324956), (340, 162478), (680, 81239)]