139500800

素因数分解:

$2^8\times 5^2\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:404

約数の個数: 108

約数和(自身を含む): 351290016

約数和(自身を除く): 211789216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 71, 80, 100, 128, 142, 160, 200, 256, 284, 307, 320, 355, 400, 568, 614, 640, 710, 800, 1136, 1228, 1280, 1420, 1535, 1600, 1775, 2272, 2456, 2840, 3070, 3200, 3550, 4544, 4912, 5680, 6140, 6400, 7100, 7675, 9088, 9824, 11360, 12280, 14200, 15350, 18176, 19648, 21797, 22720, 24560, 28400, 30700, 39296, 43594, 45440, 49120, 56800, 61400, 78592, 87188, 90880, 98240, 108985, 113600, 122800, 174376, 196480, 217970, 227200, 245600, 348752, 392960, 435940, 454400, 491200, 544925, 697504, 871880, 982400, 1089850, 1395008, 1743760, 1964800, 2179700, 2790016, 3487520, 4359400, 5580032, 6975040, 8718800, 13950080, 17437600, 27900160, 34875200, 69750400, 139500800]

約数ペア:

[(1, 139500800), (2, 69750400), (4, 34875200), (5, 27900160), (8, 17437600), (10, 13950080), (16, 8718800), (20, 6975040), (25, 5580032), (32, 4359400), (40, 3487520), (50, 2790016), (64, 2179700), (71, 1964800), (80, 1743760), (100, 1395008), (128, 1089850), (142, 982400), (160, 871880), (200, 697504), (256, 544925), (284, 491200), (307, 454400), (320, 435940), (355, 392960), (400, 348752), (568, 245600), (614, 227200), (640, 217970), (710, 196480), (800, 174376), (1136, 122800), (1228, 113600), (1280, 108985), (1420, 98240), (1535, 90880), (1600, 87188), (1775, 78592), (2272, 61400), (2456, 56800), (2840, 49120), (3070, 45440), (3200, 43594), (3550, 39296), (4544, 30700), (4912, 28400), (5680, 24560), (6140, 22720), (6400, 21797), (7100, 19648), (7675, 18176), (9088, 15350), (9824, 14200), (11360, 12280)]