76856900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^2\times {\mathrm{2129}}^1$

素因数の和:2181

約数の個数: 54

約数和(自身を含む): 176102010

約数和(自身を除く): 99245110

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 361, 380, 475, 722, 950, 1444, 1805, 1900, 2129, 3610, 4258, 7220, 8516, 9025, 10645, 18050, 21290, 36100, 40451, 42580, 53225, 80902, 106450, 161804, 202255, 212900, 404510, 768569, 809020, 1011275, 1537138, 2022550, 3074276, 3842845, 4045100, 7685690, 15371380, 19214225, 38428450, 76856900]

約数ペア:

[(1, 76856900), (2, 38428450), (4, 19214225), (5, 15371380), (10, 7685690), (19, 4045100), (20, 3842845), (25, 3074276), (38, 2022550), (50, 1537138), (76, 1011275), (95, 809020), (100, 768569), (190, 404510), (361, 212900), (380, 202255), (475, 161804), (722, 106450), (950, 80902), (1444, 53225), (1805, 42580), (1900, 40451), (2129, 36100), (3610, 21290), (4258, 18050), (7220, 10645), (8516, 9025)]