16899952840

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{691}}^1\times {\mathrm{4463}}^1$

素因数の和:5302

約数の個数: 64

約数和(自身を含む): 38366472960

約数和(自身を除く): 21466520120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 691, 1096, 1370, 1382, 2740, 2764, 3455, 4463, 5480, 5528, 6910, 8926, 13820, 17852, 22315, 27640, 35704, 44630, 89260, 94667, 178520, 189334, 378668, 473335, 611431, 757336, 946670, 1222862, 1893340, 2445724, 3057155, 3083933, 3786680, 4891448, 6114310, 6167866, 12228620, 12335732, 15419665, 24457240, 24671464, 30839330, 61678660, 123357320, 422498821, 844997642, 1689995284, 2112494105, 3379990568, 4224988210, 8449976420, 16899952840]

約数ペア:

[(1, 16899952840), (2, 8449976420), (4, 4224988210), (5, 3379990568), (8, 2112494105), (10, 1689995284), (20, 844997642), (40, 422498821), (137, 123357320), (274, 61678660), (548, 30839330), (685, 24671464), (691, 24457240), (1096, 15419665), (1370, 12335732), (1382, 12228620), (2740, 6167866), (2764, 6114310), (3455, 4891448), (4463, 3786680), (5480, 3083933), (5528, 3057155), (6910, 2445724), (8926, 1893340), (13820, 1222862), (17852, 946670), (22315, 757336), (27640, 611431), (35704, 473335), (44630, 378668), (89260, 189334), (94667, 178520)]