25301220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{563}}^1$

素因数の和:689

約数の個数: 96

約数和(自身を含む): 81865728

約数和(自身を除く): 56564508

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 107, 140, 210, 214, 321, 420, 428, 535, 563, 642, 749, 1070, 1126, 1284, 1498, 1605, 1689, 2140, 2247, 2252, 2815, 2996, 3210, 3378, 3745, 3941, 4494, 5630, 6420, 6756, 7490, 7882, 8445, 8988, 11235, 11260, 11823, 14980, 15764, 16890, 19705, 22470, 23646, 33780, 39410, 44940, 47292, 59115, 60241, 78820, 118230, 120482, 180723, 236460, 240964, 301205, 361446, 421687, 602410, 722892, 843374, 903615, 1204820, 1265061, 1686748, 1807230, 2108435, 2530122, 3614460, 4216870, 5060244, 6325305, 8433740, 12650610, 25301220]

約数ペア:

[(1, 25301220), (2, 12650610), (3, 8433740), (4, 6325305), (5, 5060244), (6, 4216870), (7, 3614460), (10, 2530122), (12, 2108435), (14, 1807230), (15, 1686748), (20, 1265061), (21, 1204820), (28, 903615), (30, 843374), (35, 722892), (42, 602410), (60, 421687), (70, 361446), (84, 301205), (105, 240964), (107, 236460), (140, 180723), (210, 120482), (214, 118230), (321, 78820), (420, 60241), (428, 59115), (535, 47292), (563, 44940), (642, 39410), (749, 33780), (1070, 23646), (1126, 22470), (1284, 19705), (1498, 16890), (1605, 15764), (1689, 14980), (2140, 11823), (2247, 11260), (2252, 11235), (2815, 8988), (2996, 8445), (3210, 7882), (3378, 7490), (3745, 6756), (3941, 6420), (4494, 5630)]