49668440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:552

約数の個数: 64

約数和(自身を含む): 116328960

約数和(自身を除く): 66660520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 67, 86, 134, 172, 215, 268, 335, 344, 430, 431, 536, 670, 860, 862, 1340, 1720, 1724, 2155, 2680, 2881, 3448, 4310, 5762, 8620, 11524, 14405, 17240, 18533, 23048, 28810, 28877, 37066, 57620, 57754, 74132, 92665, 115240, 115508, 144385, 148264, 185330, 231016, 288770, 370660, 577540, 741320, 1155080, 1241711, 2483422, 4966844, 6208555, 9933688, 12417110, 24834220, 49668440]

約数ペア:

[(1, 49668440), (2, 24834220), (4, 12417110), (5, 9933688), (8, 6208555), (10, 4966844), (20, 2483422), (40, 1241711), (43, 1155080), (67, 741320), (86, 577540), (134, 370660), (172, 288770), (215, 231016), (268, 185330), (335, 148264), (344, 144385), (430, 115508), (431, 115240), (536, 92665), (670, 74132), (860, 57754), (862, 57620), (1340, 37066), (1720, 28877), (1724, 28810), (2155, 23048), (2680, 18533), (2881, 17240), (3448, 14405), (4310, 11524), (5762, 8620)]