25298420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1319}}^1$

素因数の和:1472

約数の個数: 48

約数和(自身を含む): 61205760

約数和(自身を除く): 35907340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 685, 959, 1319, 1370, 1918, 2638, 2740, 3836, 4795, 5276, 6595, 9233, 9590, 13190, 18466, 19180, 26380, 36932, 46165, 92330, 180703, 184660, 361406, 722812, 903515, 1264921, 1807030, 2529842, 3614060, 5059684, 6324605, 12649210, 25298420]

約数ペア:

[(1, 25298420), (2, 12649210), (4, 6324605), (5, 5059684), (7, 3614060), (10, 2529842), (14, 1807030), (20, 1264921), (28, 903515), (35, 722812), (70, 361406), (137, 184660), (140, 180703), (274, 92330), (548, 46165), (685, 36932), (959, 26380), (1319, 19180), (1370, 18466), (1918, 13190), (2638, 9590), (2740, 9233), (3836, 6595), (4795, 5276)]