8434400

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{811}}^1$

素因数の和:844

約数の個数: 72

約数和(自身を含む): 22201704

約数和(自身を除く): 13767304

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 811, 1040, 1300, 1622, 2080, 2600, 3244, 4055, 5200, 6488, 8110, 10400, 10543, 12976, 16220, 20275, 21086, 25952, 32440, 40550, 42172, 52715, 64880, 81100, 84344, 105430, 129760, 162200, 168688, 210860, 263575, 324400, 337376, 421720, 527150, 648800, 843440, 1054300, 1686880, 2108600, 4217200, 8434400]

約数ペア:

[(1, 8434400), (2, 4217200), (4, 2108600), (5, 1686880), (8, 1054300), (10, 843440), (13, 648800), (16, 527150), (20, 421720), (25, 337376), (26, 324400), (32, 263575), (40, 210860), (50, 168688), (52, 162200), (65, 129760), (80, 105430), (100, 84344), (104, 81100), (130, 64880), (160, 52715), (200, 42172), (208, 40550), (260, 32440), (325, 25952), (400, 21086), (416, 20275), (520, 16220), (650, 12976), (800, 10543), (811, 10400), (1040, 8110), (1300, 6488), (1622, 5200), (2080, 4055), (2600, 3244)]