31331900

素因数分解:

$2^2\times 5^2\times {\mathrm{137}}^1\times {\mathrm{2287}}^1$

素因数の和:2438

約数の個数: 36

約数和(自身を含む): 68516448

約数和(自身を除く): 37184548

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 137, 274, 548, 685, 1370, 2287, 2740, 3425, 4574, 6850, 9148, 11435, 13700, 22870, 45740, 57175, 114350, 228700, 313319, 626638, 1253276, 1566595, 3133190, 6266380, 7832975, 15665950, 31331900]

約数ペア:

[(1, 31331900), (2, 15665950), (4, 7832975), (5, 6266380), (10, 3133190), (20, 1566595), (25, 1253276), (50, 626638), (100, 313319), (137, 228700), (274, 114350), (548, 57175), (685, 45740), (1370, 22870), (2287, 13700), (2740, 11435), (3425, 9148), (4574, 6850)]