870350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{103}}^1$

素因数の和:141

約数の個数: 36

約数和(自身を含む): 1769976

約数和(自身を除く): 899626

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 103, 130, 169, 206, 325, 338, 515, 650, 845, 1030, 1339, 1690, 2575, 2678, 4225, 5150, 6695, 8450, 13390, 17407, 33475, 34814, 66950, 87035, 174070, 435175, 870350]

約数ペア:

[(1, 870350), (2, 435175), (5, 174070), (10, 87035), (13, 66950), (25, 34814), (26, 33475), (50, 17407), (65, 13390), (103, 8450), (130, 6695), (169, 5150), (206, 4225), (325, 2678), (338, 2575), (515, 1690), (650, 1339), (845, 1030)]