200504960

素因数分解:

$2^7\times 5^1\times {\mathrm{313289}}^1$

素因数の和:313308

約数の個数: 32

約数和(自身を含む): 479333700

約数和(自身を除く): 278828740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 313289, 626578, 1253156, 1566445, 2506312, 3132890, 5012624, 6265780, 10025248, 12531560, 20050496, 25063120, 40100992, 50126240, 100252480, 200504960]

約数ペア:

[(1, 200504960), (2, 100252480), (4, 50126240), (5, 40100992), (8, 25063120), (10, 20050496), (16, 12531560), (20, 10025248), (32, 6265780), (40, 5012624), (64, 3132890), (80, 2506312), (128, 1566445), (160, 1253156), (320, 626578), (640, 313289)]