1782950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{211}}^1$

素因数の和:249

約数の個数: 36

約数和(自身を含む): 3608028

約数和(自身を除く): 1825078

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 211, 325, 338, 422, 650, 845, 1055, 1690, 2110, 2743, 4225, 5275, 5486, 8450, 10550, 13715, 27430, 35659, 68575, 71318, 137150, 178295, 356590, 891475, 1782950]

約数ペア:

[(1, 1782950), (2, 891475), (5, 356590), (10, 178295), (13, 137150), (25, 71318), (26, 68575), (50, 35659), (65, 27430), (130, 13715), (169, 10550), (211, 8450), (325, 5486), (338, 5275), (422, 4225), (650, 2743), (845, 2110), (1055, 1690)]