49201990

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{1021}}^1$

素因数の和:1168

約数の個数: 32

約数和(自身を含む): 91244160

約数和(自身を除く): 42042170

約数列:

[1, 2, 5, 10, 61, 79, 122, 158, 305, 395, 610, 790, 1021, 2042, 4819, 5105, 9638, 10210, 24095, 48190, 62281, 80659, 124562, 161318, 311405, 403295, 622810, 806590, 4920199, 9840398, 24600995, 49201990]

約数ペア:

[(1, 49201990), (2, 24600995), (5, 9840398), (10, 4920199), (61, 806590), (79, 622810), (122, 403295), (158, 311405), (305, 161318), (395, 124562), (610, 80659), (790, 62281), (1021, 48190), (2042, 24095), (4819, 10210), (5105, 9638)]