72721256

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{1181}}^1$

素因数の和:1409

約数の個数: 32

約数和(自身を含む): 140421600

約数和(自身を除く): 67700344

約数列:

[1, 2, 4, 8, 43, 86, 172, 179, 344, 358, 716, 1181, 1432, 2362, 4724, 7697, 9448, 15394, 30788, 50783, 61576, 101566, 203132, 211399, 406264, 422798, 845596, 1691192, 9090157, 18180314, 36360628, 72721256]

約数ペア:

[(1, 72721256), (2, 36360628), (4, 18180314), (8, 9090157), (43, 1691192), (86, 845596), (172, 422798), (179, 406264), (344, 211399), (358, 203132), (716, 101566), (1181, 61576), (1432, 50783), (2362, 30788), (4724, 15394), (7697, 9448)]