79021960

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{45943}}^1$

素因数の和:45997

約数の個数: 32

約数和(自身を含む): 181938240

約数和(自身を除く): 102916280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 45943, 91886, 183772, 229715, 367544, 459430, 918860, 1837720, 1975549, 3951098, 7902196, 9877745, 15804392, 19755490, 39510980, 79021960]

約数ペア:

[(1, 79021960), (2, 39510980), (4, 19755490), (5, 15804392), (8, 9877745), (10, 7902196), (20, 3951098), (40, 1975549), (43, 1837720), (86, 918860), (172, 459430), (215, 367544), (344, 229715), (430, 183772), (860, 91886), (1720, 45943)]