75978040

素因数分解:

$2^3\times 5^1\times {\mathrm{541}}^1\times {\mathrm{3511}}^1$

素因数の和:4063

約数の個数: 32

約数和(自身を含む): 171315360

約数和(自身を除く): 95337320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 541, 1082, 2164, 2705, 3511, 4328, 5410, 7022, 10820, 14044, 17555, 21640, 28088, 35110, 70220, 140440, 1899451, 3798902, 7597804, 9497255, 15195608, 18994510, 37989020, 75978040]

約数ペア:

[(1, 75978040), (2, 37989020), (4, 18994510), (5, 15195608), (8, 9497255), (10, 7597804), (20, 3798902), (40, 1899451), (541, 140440), (1082, 70220), (2164, 35110), (2705, 28088), (3511, 21640), (4328, 17555), (5410, 14044), (7022, 10820)]