25317540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3271}}^1$

素因数の和:3329

約数の個数: 72

約数和(自身を含む): 78606528

約数和(自身を除く): 53288988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3271, 3870, 6542, 7740, 9813, 13084, 16355, 19626, 29439, 32710, 39252, 49065, 58878, 65420, 98130, 117756, 140653, 147195, 196260, 281306, 294390, 421959, 562612, 588780, 703265, 843918, 1265877, 1406530, 1687836, 2109795, 2531754, 2813060, 4219590, 5063508, 6329385, 8439180, 12658770, 25317540]

約数ペア:

[(1, 25317540), (2, 12658770), (3, 8439180), (4, 6329385), (5, 5063508), (6, 4219590), (9, 2813060), (10, 2531754), (12, 2109795), (15, 1687836), (18, 1406530), (20, 1265877), (30, 843918), (36, 703265), (43, 588780), (45, 562612), (60, 421959), (86, 294390), (90, 281306), (129, 196260), (172, 147195), (180, 140653), (215, 117756), (258, 98130), (387, 65420), (430, 58878), (516, 49065), (645, 39252), (774, 32710), (860, 29439), (1290, 19626), (1548, 16355), (1935, 13084), (2580, 9813), (3271, 7740), (3870, 6542)]