25894260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{20551}}^1$

素因数の和:20573

約数の個数: 72

約数和(自身を含む): 89771136

約数和(自身を除く): 63876876

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, 20551, 41102, 61653, 82204, 102755, 123306, 143857, 184959, 205510, 246612, 287714, 308265, 369918, 411020, 431571, 575428, 616530, 719285, 739836, 863142, 924795, 1233060, 1294713, 1438570, 1726284, 1849590, 2157855, 2589426, 2877140, 3699180, 4315710, 5178852, 6473565, 8631420, 12947130, 25894260]

約数ペア:

[(1, 25894260), (2, 12947130), (3, 8631420), (4, 6473565), (5, 5178852), (6, 4315710), (7, 3699180), (9, 2877140), (10, 2589426), (12, 2157855), (14, 1849590), (15, 1726284), (18, 1438570), (20, 1294713), (21, 1233060), (28, 924795), (30, 863142), (35, 739836), (36, 719285), (42, 616530), (45, 575428), (60, 431571), (63, 411020), (70, 369918), (84, 308265), (90, 287714), (105, 246612), (126, 205510), (140, 184959), (180, 143857), (210, 123306), (252, 102755), (315, 82204), (420, 61653), (630, 41102), (1260, 20551)]