157659520

素因数分解:

$2^7\times 5^1\times {\mathrm{246343}}^1$

素因数の和:246362

約数の個数: 32

約数和(自身を含む): 376906320

約数和(自身を除く): 219246800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 246343, 492686, 985372, 1231715, 1970744, 2463430, 3941488, 4926860, 7882976, 9853720, 15765952, 19707440, 31531904, 39414880, 78829760, 157659520]

約数ペア:

[(1, 157659520), (2, 78829760), (4, 39414880), (5, 31531904), (8, 19707440), (10, 15765952), (16, 9853720), (20, 7882976), (32, 4926860), (40, 3941488), (64, 2463430), (80, 1970744), (128, 1231715), (160, 985372), (320, 492686), (640, 246343)]