80406870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{2789}}^1$

素因数の和:2861

約数の個数: 48

約数和(自身を含む): 199473840

約数和(自身を除く): 119066970

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 961, 1922, 2789, 2883, 4805, 5578, 5766, 8367, 9610, 13945, 14415, 16734, 27890, 28830, 41835, 83670, 86459, 172918, 259377, 432295, 518754, 864590, 1296885, 2593770, 2680229, 5360458, 8040687, 13401145, 16081374, 26802290, 40203435, 80406870]

約数ペア:

[(1, 80406870), (2, 40203435), (3, 26802290), (5, 16081374), (6, 13401145), (10, 8040687), (15, 5360458), (30, 2680229), (31, 2593770), (62, 1296885), (93, 864590), (155, 518754), (186, 432295), (310, 259377), (465, 172918), (930, 86459), (961, 83670), (1922, 41835), (2789, 28830), (2883, 27890), (4805, 16734), (5578, 14415), (5766, 13945), (8367, 9610)]