199336960

素因数分解:

$2^{10}\times 5^1\times {\mathrm{38933}}^1$

素因数の和:38958

約数の個数: 44

約数和(自身を含む): 478187388

約数和(自身を除く): 278850428

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 38933, 77866, 155732, 194665, 311464, 389330, 622928, 778660, 1245856, 1557320, 2491712, 3114640, 4983424, 6229280, 9966848, 12458560, 19933696, 24917120, 39867392, 49834240, 99668480, 199336960]

約数ペア:

[(1, 199336960), (2, 99668480), (4, 49834240), (5, 39867392), (8, 24917120), (10, 19933696), (16, 12458560), (20, 9966848), (32, 6229280), (40, 4983424), (64, 3114640), (80, 2491712), (128, 1557320), (160, 1245856), (256, 778660), (320, 622928), (512, 389330), (640, 311464), (1024, 194665), (1280, 155732), (2560, 77866), (5120, 38933)]