72400648

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{210467}}^1$

素因数の和:210516

約数の個数: 16

約数和(自身を含む): 138908880

約数和(自身を除く): 66508232

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 210467, 420934, 841868, 1683736, 9050081, 18100162, 36200324, 72400648]

約数ペア:

[(1, 72400648), (2, 36200324), (4, 18100162), (8, 9050081), (43, 1683736), (86, 841868), (172, 420934), (344, 210467)]