31426850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6907}}^1$

素因数の和:6939

約数の個数: 48

約数和(自身を含む): 71953728

約数和(自身を除く): 40526878

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 650, 910, 2275, 4550, 6907, 13814, 34535, 48349, 69070, 89791, 96698, 172675, 179582, 241745, 345350, 448955, 483490, 628537, 897910, 1208725, 1257074, 2244775, 2417450, 3142685, 4489550, 6285370, 15713425, 31426850]

約数ペア:

[(1, 31426850), (2, 15713425), (5, 6285370), (7, 4489550), (10, 3142685), (13, 2417450), (14, 2244775), (25, 1257074), (26, 1208725), (35, 897910), (50, 628537), (65, 483490), (70, 448955), (91, 345350), (130, 241745), (175, 179582), (182, 172675), (325, 96698), (350, 89791), (455, 69070), (650, 48349), (910, 34535), (2275, 13814), (4550, 6907)]