79502800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{15289}}^1$

素因数の和:15320

約数の個数: 60

約数和(自身を含む): 205711660

約数和(自身を除く): 126208860

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, 1300, 2600, 5200, 15289, 30578, 61156, 76445, 122312, 152890, 198757, 244624, 305780, 382225, 397514, 611560, 764450, 795028, 993785, 1223120, 1528900, 1590056, 1987570, 3057800, 3180112, 3975140, 4968925, 6115600, 7950280, 9937850, 15900560, 19875700, 39751400, 79502800]

約数ペア:

[(1, 79502800), (2, 39751400), (4, 19875700), (5, 15900560), (8, 9937850), (10, 7950280), (13, 6115600), (16, 4968925), (20, 3975140), (25, 3180112), (26, 3057800), (40, 1987570), (50, 1590056), (52, 1528900), (65, 1223120), (80, 993785), (100, 795028), (104, 764450), (130, 611560), (200, 397514), (208, 382225), (260, 305780), (325, 244624), (400, 198757), (520, 152890), (650, 122312), (1040, 76445), (1300, 61156), (2600, 30578), (5200, 15289)]