2651046400

素因数分解:

$2^9\times 5^2\times {\mathrm{207113}}^1$

素因数の和:207141

約数の個数: 60

約数和(自身を含む): 6568206282

約数和(自身を除く): 3917159882

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1280, 1600, 2560, 3200, 6400, 12800, 207113, 414226, 828452, 1035565, 1656904, 2071130, 3313808, 4142260, 5177825, 6627616, 8284520, 10355650, 13255232, 16569040, 20711300, 26510464, 33138080, 41422600, 53020928, 66276160, 82845200, 106041856, 132552320, 165690400, 265104640, 331380800, 530209280, 662761600, 1325523200, 2651046400]

約数ペア:

[(1, 2651046400), (2, 1325523200), (4, 662761600), (5, 530209280), (8, 331380800), (10, 265104640), (16, 165690400), (20, 132552320), (25, 106041856), (32, 82845200), (40, 66276160), (50, 53020928), (64, 41422600), (80, 33138080), (100, 26510464), (128, 20711300), (160, 16569040), (200, 13255232), (256, 10355650), (320, 8284520), (400, 6627616), (512, 5177825), (640, 4142260), (800, 3313808), (1280, 2071130), (1600, 1656904), (2560, 1035565), (3200, 828452), (6400, 414226), (12800, 207113)]