3938350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 8093232

約数和(自身を除く): 4154882

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 73, 83, 130, 146, 166, 325, 365, 415, 650, 730, 830, 949, 1079, 1825, 1898, 2075, 2158, 3650, 4150, 4745, 5395, 6059, 9490, 10790, 12118, 23725, 26975, 30295, 47450, 53950, 60590, 78767, 151475, 157534, 302950, 393835, 787670, 1969175, 3938350]

約数ペア:

[(1, 3938350), (2, 1969175), (5, 787670), (10, 393835), (13, 302950), (25, 157534), (26, 151475), (50, 78767), (65, 60590), (73, 53950), (83, 47450), (130, 30295), (146, 26975), (166, 23725), (325, 12118), (365, 10790), (415, 9490), (650, 6059), (730, 5395), (830, 4745), (949, 4150), (1079, 3650), (1825, 2158), (1898, 2075)]