9986900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1297}}^1$

素因数の和:1329

約数の個数: 72

約数和(自身を含む): 27039936

約数和(自身を除く): 17053036

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 700, 770, 1100, 1297, 1540, 1925, 2594, 3850, 5188, 6485, 7700, 9079, 12970, 14267, 18158, 25940, 28534, 32425, 36316, 45395, 57068, 64850, 71335, 90790, 99869, 129700, 142670, 181580, 199738, 226975, 285340, 356675, 399476, 453950, 499345, 713350, 907900, 998690, 1426700, 1997380, 2496725, 4993450, 9986900]

約数ペア:

[(1, 9986900), (2, 4993450), (4, 2496725), (5, 1997380), (7, 1426700), (10, 998690), (11, 907900), (14, 713350), (20, 499345), (22, 453950), (25, 399476), (28, 356675), (35, 285340), (44, 226975), (50, 199738), (55, 181580), (70, 142670), (77, 129700), (100, 99869), (110, 90790), (140, 71335), (154, 64850), (175, 57068), (220, 45395), (275, 36316), (308, 32425), (350, 28534), (385, 25940), (550, 18158), (700, 14267), (770, 12970), (1100, 9079), (1297, 7700), (1540, 6485), (1925, 5188), (2594, 3850)]