6728800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{647}}^1$

素因数の和:680

約数の個数: 72

約数和(自身を含む): 17717616

約数和(自身を除く): 10988816

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, 647, 650, 800, 1040, 1294, 1300, 2080, 2588, 2600, 3235, 5176, 5200, 6470, 8411, 10352, 10400, 12940, 16175, 16822, 20704, 25880, 32350, 33644, 42055, 51760, 64700, 67288, 84110, 103520, 129400, 134576, 168220, 210275, 258800, 269152, 336440, 420550, 517600, 672880, 841100, 1345760, 1682200, 3364400, 6728800]

約数ペア:

[(1, 6728800), (2, 3364400), (4, 1682200), (5, 1345760), (8, 841100), (10, 672880), (13, 517600), (16, 420550), (20, 336440), (25, 269152), (26, 258800), (32, 210275), (40, 168220), (50, 134576), (52, 129400), (65, 103520), (80, 84110), (100, 67288), (104, 64700), (130, 51760), (160, 42055), (200, 33644), (208, 32350), (260, 25880), (325, 20704), (400, 16822), (416, 16175), (520, 12940), (647, 10400), (650, 10352), (800, 8411), (1040, 6470), (1294, 5200), (1300, 5176), (2080, 3235), (2588, 2600)]