204521600

素因数分解:

$2^7\times 5^2\times {\mathrm{63913}}^1$

素因数の和:63937

約数の個数: 48

約数和(自身を含む): 505240170

約数和(自身を除く): 300718570

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 63913, 127826, 255652, 319565, 511304, 639130, 1022608, 1278260, 1597825, 2045216, 2556520, 3195650, 4090432, 5113040, 6391300, 8180864, 10226080, 12782600, 20452160, 25565200, 40904320, 51130400, 102260800, 204521600]

約数ペア:

[(1, 204521600), (2, 102260800), (4, 51130400), (5, 40904320), (8, 25565200), (10, 20452160), (16, 12782600), (20, 10226080), (25, 8180864), (32, 6391300), (40, 5113040), (50, 4090432), (64, 3195650), (80, 2556520), (100, 2045216), (128, 1597825), (160, 1278260), (200, 1022608), (320, 639130), (400, 511304), (640, 319565), (800, 255652), (1600, 127826), (3200, 63913)]