133637440

素因数分解:

$2^6\times 5^1\times {\mathrm{417617}}^1$

素因数の和:417634

約数の個数: 28

約数和(自身を含む): 318224916

約数和(自身を除く): 184587476

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 417617, 835234, 1670468, 2088085, 3340936, 4176170, 6681872, 8352340, 13363744, 16704680, 26727488, 33409360, 66818720, 133637440]

約数ペア:

[(1, 133637440), (2, 66818720), (4, 33409360), (5, 26727488), (8, 16704680), (10, 13363744), (16, 8352340), (20, 6681872), (32, 4176170), (40, 3340936), (64, 2088085), (80, 1670468), (160, 835234), (320, 417617)]