103139840

素因数分解:

$2^9\times 5^1\times {\mathrm{40289}}^1$

素因数の和:40312

約数の個数: 40

約数和(自身を含む): 247300020

約数和(自身を除く): 144160180

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 40289, 80578, 161156, 201445, 322312, 402890, 644624, 805780, 1289248, 1611560, 2578496, 3223120, 5156992, 6446240, 10313984, 12892480, 20627968, 25784960, 51569920, 103139840]

約数ペア:

[(1, 103139840), (2, 51569920), (4, 25784960), (5, 20627968), (8, 12892480), (10, 10313984), (16, 6446240), (20, 5156992), (32, 3223120), (40, 2578496), (64, 1611560), (80, 1289248), (128, 805780), (160, 644624), (256, 402890), (320, 322312), (512, 201445), (640, 161156), (1280, 80578), (2560, 40289)]