8906950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:289

約数の個数: 48

約数和(自身を含む): 18186336

約数和(自身を除く): 9279386

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 71, 130, 142, 193, 325, 355, 386, 650, 710, 923, 965, 1775, 1846, 1930, 2509, 3550, 4615, 4825, 5018, 9230, 9650, 12545, 13703, 23075, 25090, 27406, 46150, 62725, 68515, 125450, 137030, 178139, 342575, 356278, 685150, 890695, 1781390, 4453475, 8906950]

約数ペア:

[(1, 8906950), (2, 4453475), (5, 1781390), (10, 890695), (13, 685150), (25, 356278), (26, 342575), (50, 178139), (65, 137030), (71, 125450), (130, 68515), (142, 62725), (193, 46150), (325, 27406), (355, 25090), (386, 23075), (650, 13703), (710, 12545), (923, 9650), (965, 9230), (1775, 5018), (1846, 4825), (1930, 4615), (2509, 3550)]