505399760

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{94291}}^1$

素因数の和:94371

約数の個数: 40

約数和(自身を含む): 1192605216

約数和(自身を除く): 687205456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 94291, 188582, 377164, 471455, 754328, 942910, 1508656, 1885820, 3771640, 6317497, 7543280, 12634994, 25269988, 31587485, 50539976, 63174970, 101079952, 126349940, 252699880, 505399760]

約数ペア:

[(1, 505399760), (2, 252699880), (4, 126349940), (5, 101079952), (8, 63174970), (10, 50539976), (16, 31587485), (20, 25269988), (40, 12634994), (67, 7543280), (80, 6317497), (134, 3771640), (268, 1885820), (335, 1508656), (536, 942910), (670, 754328), (1072, 471455), (1340, 377164), (2680, 188582), (5360, 94291)]