25781364

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{263}}^1\times {\mathrm{389}}^1$

素因数の和:669

約数の個数: 72

約数和(自身を含む): 74954880

約数和(自身を除く): 49173516

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 263, 389, 526, 778, 789, 1052, 1167, 1556, 1578, 1841, 2334, 2367, 2723, 3156, 3501, 3682, 4668, 4734, 5446, 5523, 7002, 7364, 8169, 9468, 10892, 11046, 14004, 16338, 16569, 22092, 24507, 32676, 33138, 49014, 66276, 98028, 102307, 204614, 306921, 409228, 613842, 716149, 920763, 1227684, 1432298, 1841526, 2148447, 2864596, 3683052, 4296894, 6445341, 8593788, 12890682, 25781364]

約数ペア:

[(1, 25781364), (2, 12890682), (3, 8593788), (4, 6445341), (6, 4296894), (7, 3683052), (9, 2864596), (12, 2148447), (14, 1841526), (18, 1432298), (21, 1227684), (28, 920763), (36, 716149), (42, 613842), (63, 409228), (84, 306921), (126, 204614), (252, 102307), (263, 98028), (389, 66276), (526, 49014), (778, 33138), (789, 32676), (1052, 24507), (1167, 22092), (1556, 16569), (1578, 16338), (1841, 14004), (2334, 11046), (2367, 10892), (2723, 9468), (3156, 8169), (3501, 7364), (3682, 7002), (4668, 5523), (4734, 5446)]