830012800

素因数分解:

$2^7\times 5^2\times {\mathrm{259379}}^1$

素因数の和:259403

約数の個数: 48

約数和(自身を含む): 2050398900

約数和(自身を除く): 1220386100

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, 259379, 518758, 1037516, 1296895, 2075032, 2593790, 4150064, 5187580, 6484475, 8300128, 10375160, 12968950, 16600256, 20750320, 25937900, 33200512, 41500640, 51875800, 83001280, 103751600, 166002560, 207503200, 415006400, 830012800]

約数ペア:

[(1, 830012800), (2, 415006400), (4, 207503200), (5, 166002560), (8, 103751600), (10, 83001280), (16, 51875800), (20, 41500640), (25, 33200512), (32, 25937900), (40, 20750320), (50, 16600256), (64, 12968950), (80, 10375160), (100, 8300128), (128, 6484475), (160, 5187580), (200, 4150064), (320, 2593790), (400, 2075032), (640, 1296895), (800, 1037516), (1600, 518758), (3200, 259379)]