25970724

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{263}}^1$

素因数の和:497

約数の個数: 72

約数和(自身を含む): 71303232

約数和(自身を除く): 45332508

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 211, 234, 263, 422, 468, 526, 633, 789, 844, 1052, 1266, 1578, 1899, 2367, 2532, 2743, 3156, 3419, 3798, 4734, 5486, 6838, 7596, 8229, 9468, 10257, 10972, 13676, 16458, 20514, 24687, 30771, 32916, 41028, 49374, 55493, 61542, 98748, 110986, 123084, 166479, 221972, 332958, 499437, 665916, 721409, 998874, 1442818, 1997748, 2164227, 2885636, 4328454, 6492681, 8656908, 12985362, 25970724]

約数ペア:

[(1, 25970724), (2, 12985362), (3, 8656908), (4, 6492681), (6, 4328454), (9, 2885636), (12, 2164227), (13, 1997748), (18, 1442818), (26, 998874), (36, 721409), (39, 665916), (52, 499437), (78, 332958), (117, 221972), (156, 166479), (211, 123084), (234, 110986), (263, 98748), (422, 61542), (468, 55493), (526, 49374), (633, 41028), (789, 32916), (844, 30771), (1052, 24687), (1266, 20514), (1578, 16458), (1899, 13676), (2367, 10972), (2532, 10257), (2743, 9468), (3156, 8229), (3419, 7596), (3798, 6838), (4734, 5486)]