25533108

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{661}}^1$

素因数の和:737

約数の個数: 72

約数和(自身を含む): 68675880

約数和(自身を除く): 43142772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 37, 58, 74, 87, 111, 116, 148, 174, 222, 261, 333, 348, 444, 522, 661, 666, 1044, 1073, 1322, 1332, 1983, 2146, 2644, 3219, 3966, 4292, 5949, 6438, 7932, 9657, 11898, 12876, 19169, 19314, 23796, 24457, 38338, 38628, 48914, 57507, 73371, 76676, 97828, 115014, 146742, 172521, 220113, 230028, 293484, 345042, 440226, 690084, 709253, 880452, 1418506, 2127759, 2837012, 4255518, 6383277, 8511036, 12766554, 25533108]

約数ペア:

[(1, 25533108), (2, 12766554), (3, 8511036), (4, 6383277), (6, 4255518), (9, 2837012), (12, 2127759), (18, 1418506), (29, 880452), (36, 709253), (37, 690084), (58, 440226), (74, 345042), (87, 293484), (111, 230028), (116, 220113), (148, 172521), (174, 146742), (222, 115014), (261, 97828), (333, 76676), (348, 73371), (444, 57507), (522, 48914), (661, 38628), (666, 38338), (1044, 24457), (1073, 23796), (1322, 19314), (1332, 19169), (1983, 12876), (2146, 11898), (2644, 9657), (3219, 7932), (3966, 6438), (4292, 5949)]