72977560

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{17713}}^1$

素因数の和:17827

約数の個数: 32

約数和(自身を含む): 165803040

約数和(自身を除く): 92825480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 17713, 35426, 70852, 88565, 141704, 177130, 354260, 708520, 1824439, 3648878, 7297756, 9122195, 14595512, 18244390, 36488780, 72977560]

約数ペア:

[(1, 72977560), (2, 36488780), (4, 18244390), (5, 14595512), (8, 9122195), (10, 7297756), (20, 3648878), (40, 1824439), (103, 708520), (206, 354260), (412, 177130), (515, 141704), (824, 88565), (1030, 70852), (2060, 35426), (4120, 17713)]