49864120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{40213}}^1$

素因数の和:40255

約数の個数: 32

約数和(自身を含む): 115816320

約数和(自身を除く): 65952200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 40213, 80426, 160852, 201065, 321704, 402130, 804260, 1246603, 1608520, 2493206, 4986412, 6233015, 9972824, 12466030, 24932060, 49864120]

約数ペア:

[(1, 49864120), (2, 24932060), (4, 12466030), (5, 9972824), (8, 6233015), (10, 4986412), (20, 2493206), (31, 1608520), (40, 1246603), (62, 804260), (124, 402130), (155, 321704), (248, 201065), (310, 160852), (620, 80426), (1240, 40213)]