82691375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{337}}^1$

素因数の和:516

約数の個数: 32

約数和(自身を含む): 112205184

約数和(自身を除く): 29513809

約数列:

[1, 5, 13, 25, 65, 125, 151, 325, 337, 755, 1625, 1685, 1963, 3775, 4381, 8425, 9815, 18875, 21905, 42125, 49075, 50887, 109525, 245375, 254435, 547625, 661531, 1272175, 3307655, 6360875, 16538275, 82691375]

約数ペア:

[(1, 82691375), (5, 16538275), (13, 6360875), (25, 3307655), (65, 1272175), (125, 661531), (151, 547625), (325, 254435), (337, 245375), (755, 109525), (1625, 50887), (1685, 49075), (1963, 42125), (3775, 21905), (4381, 18875), (8425, 9815)]