25347420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{20117}}^1$

素因数の和:20139

約数の個数: 72

約数和(自身を含む): 87875424

約数和(自身を除く): 62528004

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 20117, 40234, 60351, 80468, 100585, 120702, 140819, 181053, 201170, 241404, 281638, 301755, 362106, 402340, 422457, 563276, 603510, 704095, 724212, 844914, 905265, 1207020, 1267371, 1408190, 1689828, 1810530, 2112285, 2534742, 2816380, 3621060, 4224570, 5069484, 6336855, 8449140, 12673710, 25347420]

約数ペア:

[(1, 25347420), (2, 12673710), (3, 8449140), (4, 6336855), (5, 5069484), (6, 4224570), (7, 3621060), (9, 2816380), (10, 2534742), (12, 2112285), (14, 1810530), (15, 1689828), (18, 1408190), (20, 1267371), (21, 1207020), (28, 905265), (30, 844914), (35, 724212), (36, 704095), (42, 603510), (45, 563276), (60, 422457), (63, 402340), (70, 362106), (84, 301755), (90, 281638), (105, 241404), (126, 201170), (140, 181053), (180, 140819), (210, 120702), (252, 100585), (315, 80468), (420, 60351), (630, 40234), (1260, 20117)]