328676660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{17317}}^1$

素因数の和:17412

約数の個数: 48

約数和(自身を含む): 753540816

約数和(自身を除く): 424864156

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1460, 1898, 3796, 4745, 9490, 17317, 18980, 34634, 69268, 86585, 173170, 225121, 346340, 450242, 900484, 1125605, 1264141, 2251210, 2528282, 4502420, 5056564, 6320705, 12641410, 16433833, 25282820, 32867666, 65735332, 82169165, 164338330, 328676660]

約数ペア:

[(1, 328676660), (2, 164338330), (4, 82169165), (5, 65735332), (10, 32867666), (13, 25282820), (20, 16433833), (26, 12641410), (52, 6320705), (65, 5056564), (73, 4502420), (130, 2528282), (146, 2251210), (260, 1264141), (292, 1125605), (365, 900484), (730, 450242), (949, 346340), (1460, 225121), (1898, 173170), (3796, 86585), (4745, 69268), (9490, 34634), (17317, 18980)]