211314160

素因数分解:

$2^4\times 5^1\times {\mathrm{811}}^1\times {\mathrm{3257}}^1$

素因数の和:4081

約数の個数: 40

約数和(自身を含む): 492062256

約数和(自身を除く): 280748096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 811, 1622, 3244, 3257, 4055, 6488, 6514, 8110, 12976, 13028, 16220, 16285, 26056, 32440, 32570, 52112, 64880, 65140, 130280, 260560, 2641427, 5282854, 10565708, 13207135, 21131416, 26414270, 42262832, 52828540, 105657080, 211314160]

約数ペア:

[(1, 211314160), (2, 105657080), (4, 52828540), (5, 42262832), (8, 26414270), (10, 21131416), (16, 13207135), (20, 10565708), (40, 5282854), (80, 2641427), (811, 260560), (1622, 130280), (3244, 65140), (3257, 64880), (4055, 52112), (6488, 32570), (6514, 32440), (8110, 26056), (12976, 16285), (13028, 16220)]