1085484800

素因数分解:

$2^8\times 5^2\times {\mathrm{169607}}^1$

素因数の和:169633

約数の個数: 54

約数和(自身を含む): 2686760328

約数和(自身を除く): 1601275528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 1280, 1600, 3200, 6400, 169607, 339214, 678428, 848035, 1356856, 1696070, 2713712, 3392140, 4240175, 5427424, 6784280, 8480350, 10854848, 13568560, 16960700, 21709696, 27137120, 33921400, 43419392, 54274240, 67842800, 108548480, 135685600, 217096960, 271371200, 542742400, 1085484800]

約数ペア:

[(1, 1085484800), (2, 542742400), (4, 271371200), (5, 217096960), (8, 135685600), (10, 108548480), (16, 67842800), (20, 54274240), (25, 43419392), (32, 33921400), (40, 27137120), (50, 21709696), (64, 16960700), (80, 13568560), (100, 10854848), (128, 8480350), (160, 6784280), (200, 5427424), (256, 4240175), (320, 3392140), (400, 2713712), (640, 1696070), (800, 1356856), (1280, 848035), (1600, 678428), (3200, 339214), (6400, 169607)]