98760680

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{857}}^1$

素因数の和:978

約数の個数: 64

約数和(自身を含む): 231042240

約数和(自身を除く): 132281560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 67, 86, 134, 172, 215, 268, 335, 344, 430, 536, 670, 857, 860, 1340, 1714, 1720, 2680, 2881, 3428, 4285, 5762, 6856, 8570, 11524, 14405, 17140, 23048, 28810, 34280, 36851, 57419, 57620, 73702, 114838, 115240, 147404, 184255, 229676, 287095, 294808, 368510, 459352, 574190, 737020, 1148380, 1474040, 2296760, 2469017, 4938034, 9876068, 12345085, 19752136, 24690170, 49380340, 98760680]

約数ペア:

[(1, 98760680), (2, 49380340), (4, 24690170), (5, 19752136), (8, 12345085), (10, 9876068), (20, 4938034), (40, 2469017), (43, 2296760), (67, 1474040), (86, 1148380), (134, 737020), (172, 574190), (215, 459352), (268, 368510), (335, 294808), (344, 287095), (430, 229676), (536, 184255), (670, 147404), (857, 115240), (860, 114838), (1340, 73702), (1714, 57620), (1720, 57419), (2680, 36851), (2881, 34280), (3428, 28810), (4285, 23048), (5762, 17140), (6856, 14405), (8570, 11524)]