216514900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6581}}^1$

素因数の和:6649

約数の個数: 72

約数和(自身を含む): 548464896

約数和(自身を除く): 331949996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 47, 50, 70, 94, 100, 140, 175, 188, 235, 329, 350, 470, 658, 700, 940, 1175, 1316, 1645, 2350, 3290, 4700, 6580, 6581, 8225, 13162, 16450, 26324, 32900, 32905, 46067, 65810, 92134, 131620, 164525, 184268, 230335, 309307, 329050, 460670, 618614, 658100, 921340, 1151675, 1237228, 1546535, 2165149, 2303350, 3093070, 4330298, 4606700, 6186140, 7732675, 8660596, 10825745, 15465350, 21651490, 30930700, 43302980, 54128725, 108257450, 216514900]

約数ペア:

[(1, 216514900), (2, 108257450), (4, 54128725), (5, 43302980), (7, 30930700), (10, 21651490), (14, 15465350), (20, 10825745), (25, 8660596), (28, 7732675), (35, 6186140), (47, 4606700), (50, 4330298), (70, 3093070), (94, 2303350), (100, 2165149), (140, 1546535), (175, 1237228), (188, 1151675), (235, 921340), (329, 658100), (350, 618614), (470, 460670), (658, 329050), (700, 309307), (940, 230335), (1175, 184268), (1316, 164525), (1645, 131620), (2350, 92134), (3290, 65810), (4700, 46067), (6580, 32905), (6581, 32900), (8225, 26324), (13162, 16450)]