38605400

素因数分解:

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

素因数の和:193

約数の個数: 72

約数和(自身を含む): 93236220

約数和(自身を除く): 54630820

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 67, 86, 100, 134, 172, 200, 215, 268, 335, 344, 430, 536, 670, 860, 1075, 1340, 1675, 1720, 2150, 2680, 2881, 3350, 4300, 4489, 5762, 6700, 8600, 8978, 11524, 13400, 14405, 17956, 22445, 23048, 28810, 35912, 44890, 57620, 72025, 89780, 112225, 115240, 144050, 179560, 193027, 224450, 288100, 386054, 448900, 576200, 772108, 897800, 965135, 1544216, 1930270, 3860540, 4825675, 7721080, 9651350, 19302700, 38605400]

約数ペア:

[(1, 38605400), (2, 19302700), (4, 9651350), (5, 7721080), (8, 4825675), (10, 3860540), (20, 1930270), (25, 1544216), (40, 965135), (43, 897800), (50, 772108), (67, 576200), (86, 448900), (100, 386054), (134, 288100), (172, 224450), (200, 193027), (215, 179560), (268, 144050), (335, 115240), (344, 112225), (430, 89780), (536, 72025), (670, 57620), (860, 44890), (1075, 35912), (1340, 28810), (1675, 23048), (1720, 22445), (2150, 17956), (2680, 14405), (2881, 13400), (3350, 11524), (4300, 8978), (4489, 8600), (5762, 6700)]