158043920

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{45943}}^1$

素因数の和:45999

約数の個数: 40

約数和(自身を含む): 376005696

約数和(自身を除く): 217961776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 45943, 91886, 183772, 229715, 367544, 459430, 735088, 918860, 1837720, 1975549, 3675440, 3951098, 7902196, 9877745, 15804392, 19755490, 31608784, 39510980, 79021960, 158043920]

約数ペア:

[(1, 158043920), (2, 79021960), (4, 39510980), (5, 31608784), (8, 19755490), (10, 15804392), (16, 9877745), (20, 7902196), (40, 3951098), (43, 3675440), (80, 1975549), (86, 1837720), (172, 918860), (215, 735088), (344, 459430), (430, 367544), (688, 229715), (860, 183772), (1720, 91886), (3440, 45943)]