77072200

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^2\times {\mathrm{401}}^1$

素因数の和:479

約数の個数: 72

約数和(自身を含む): 185621490

約数和(自身を除く): 108549290

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 401, 620, 775, 802, 961, 1240, 1550, 1604, 1922, 2005, 3100, 3208, 3844, 4010, 4805, 6200, 7688, 8020, 9610, 10025, 12431, 16040, 19220, 20050, 24025, 24862, 38440, 40100, 48050, 49724, 62155, 80200, 96100, 99448, 124310, 192200, 248620, 310775, 385361, 497240, 621550, 770722, 1243100, 1541444, 1926805, 2486200, 3082888, 3853610, 7707220, 9634025, 15414440, 19268050, 38536100, 77072200]

約数ペア:

[(1, 77072200), (2, 38536100), (4, 19268050), (5, 15414440), (8, 9634025), (10, 7707220), (20, 3853610), (25, 3082888), (31, 2486200), (40, 1926805), (50, 1541444), (62, 1243100), (100, 770722), (124, 621550), (155, 497240), (200, 385361), (248, 310775), (310, 248620), (401, 192200), (620, 124310), (775, 99448), (802, 96100), (961, 80200), (1240, 62155), (1550, 49724), (1604, 48050), (1922, 40100), (2005, 38440), (3100, 24862), (3208, 24025), (3844, 20050), (4010, 19220), (4805, 16040), (6200, 12431), (7688, 10025), (8020, 9610)]