25525620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1301}}^1$

素因数の和:1425

約数の個数: 72

約数和(自身を含む): 78198120

約数和(自身を除く): 52672500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1301, 1308, 1635, 1962, 2180, 2602, 3270, 3903, 3924, 4905, 5204, 6505, 6540, 7806, 9810, 11709, 13010, 15612, 19515, 19620, 23418, 26020, 39030, 46836, 58545, 78060, 117090, 141809, 234180, 283618, 425427, 567236, 709045, 850854, 1276281, 1418090, 1701708, 2127135, 2552562, 2836180, 4254270, 5105124, 6381405, 8508540, 12762810, 25525620]

約数ペア:

[(1, 25525620), (2, 12762810), (3, 8508540), (4, 6381405), (5, 5105124), (6, 4254270), (9, 2836180), (10, 2552562), (12, 2127135), (15, 1701708), (18, 1418090), (20, 1276281), (30, 850854), (36, 709045), (45, 567236), (60, 425427), (90, 283618), (109, 234180), (180, 141809), (218, 117090), (327, 78060), (436, 58545), (545, 46836), (654, 39030), (981, 26020), (1090, 23418), (1301, 19620), (1308, 19515), (1635, 15612), (1962, 13010), (2180, 11709), (2602, 9810), (3270, 7806), (3903, 6540), (3924, 6505), (4905, 5204)]