78892960

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11467}}^1$

素因数の和:11525

約数の個数: 48

約数和(自身を含む): 190735776

約数和(自身を除く): 111842816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 11467, 22934, 45868, 57335, 91736, 114670, 183472, 229340, 366944, 458680, 493081, 917360, 986162, 1834720, 1972324, 2465405, 3944648, 4930810, 7889296, 9861620, 15778592, 19723240, 39446480, 78892960]

約数ペア:

[(1, 78892960), (2, 39446480), (4, 19723240), (5, 15778592), (8, 9861620), (10, 7889296), (16, 4930810), (20, 3944648), (32, 2465405), (40, 1972324), (43, 1834720), (80, 986162), (86, 917360), (160, 493081), (172, 458680), (215, 366944), (344, 229340), (430, 183472), (688, 114670), (860, 91736), (1376, 57335), (1720, 45868), (3440, 22934), (6880, 11467)]