6494800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1249}}^1$

素因数の和:1280

約数の個数: 60

約数和(自身を含む): 16817500

約数和(自身を除く): 10322700

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1249, 1300, 2498, 2600, 4996, 5200, 6245, 9992, 12490, 16237, 19984, 24980, 31225, 32474, 49960, 62450, 64948, 81185, 99920, 124900, 129896, 162370, 249800, 259792, 324740, 405925, 499600, 649480, 811850, 1298960, 1623700, 3247400, 6494800]

約数ペア:

[(1, 6494800), (2, 3247400), (4, 1623700), (5, 1298960), (8, 811850), (10, 649480), (13, 499600), (16, 405925), (20, 324740), (25, 259792), (26, 249800), (40, 162370), (50, 129896), (52, 124900), (65, 99920), (80, 81185), (100, 64948), (104, 62450), (130, 49960), (200, 32474), (208, 31225), (260, 24980), (325, 19984), (400, 16237), (520, 12490), (650, 9992), (1040, 6245), (1249, 5200), (1300, 4996), (2498, 2600)]