26438600

素因数分解:

$2^3\times 5^2\times {\mathrm{163}}^1\times {\mathrm{811}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 61923120

約数和(自身を除く): 35484520

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 163, 200, 326, 652, 811, 815, 1304, 1622, 1630, 3244, 3260, 4055, 4075, 6488, 6520, 8110, 8150, 16220, 16300, 20275, 32440, 32600, 40550, 81100, 132193, 162200, 264386, 528772, 660965, 1057544, 1321930, 2643860, 3304825, 5287720, 6609650, 13219300, 26438600]

約数ペア:

[(1, 26438600), (2, 13219300), (4, 6609650), (5, 5287720), (8, 3304825), (10, 2643860), (20, 1321930), (25, 1057544), (40, 660965), (50, 528772), (100, 264386), (163, 162200), (200, 132193), (326, 81100), (652, 40550), (811, 32600), (815, 32440), (1304, 20275), (1622, 16300), (1630, 16220), (3244, 8150), (3260, 8110), (4055, 6520), (4075, 6488)]