41248000

素因数分解:

$2^8\times 5^3\times {\mathrm{1289}}^1$

素因数の和:1320

約数の個数: 72

約数和(自身を含む): 102833640

約数和(自身を除く): 61585640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 640, 800, 1000, 1280, 1289, 1600, 2000, 2578, 3200, 4000, 5156, 6400, 6445, 8000, 10312, 12890, 16000, 20624, 25780, 32000, 32225, 41248, 51560, 64450, 82496, 103120, 128900, 161125, 164992, 206240, 257800, 322250, 329984, 412480, 515600, 644500, 824960, 1031200, 1289000, 1649920, 2062400, 2578000, 4124800, 5156000, 8249600, 10312000, 20624000, 41248000]

約数ペア:

[(1, 41248000), (2, 20624000), (4, 10312000), (5, 8249600), (8, 5156000), (10, 4124800), (16, 2578000), (20, 2062400), (25, 1649920), (32, 1289000), (40, 1031200), (50, 824960), (64, 644500), (80, 515600), (100, 412480), (125, 329984), (128, 322250), (160, 257800), (200, 206240), (250, 164992), (256, 161125), (320, 128900), (400, 103120), (500, 82496), (640, 64450), (800, 51560), (1000, 41248), (1280, 32225), (1289, 32000), (1600, 25780), (2000, 20624), (2578, 16000), (3200, 12890), (4000, 10312), (5156, 8000), (6400, 6445)]