161497310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{17497}}^1$

素因数の和:17588

約数の個数: 32

約数和(自身を含む): 317483712

約数和(自身を除く): 155986402

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 710, 923, 1846, 4615, 9230, 17497, 34994, 87485, 174970, 227461, 454922, 1137305, 1242287, 2274610, 2484574, 6211435, 12422870, 16149731, 32299462, 80748655, 161497310]

約数ペア:

[(1, 161497310), (2, 80748655), (5, 32299462), (10, 16149731), (13, 12422870), (26, 6211435), (65, 2484574), (71, 2274610), (130, 1242287), (142, 1137305), (355, 454922), (710, 227461), (923, 174970), (1846, 87485), (4615, 34994), (9230, 17497)]