87088820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{439}}^1$

素因数の和:577

約数の個数: 96

約数和(自身を含む): 227673600

約数和(自身を除く): 140584780

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 109, 130, 140, 182, 218, 260, 364, 436, 439, 455, 545, 763, 878, 910, 1090, 1417, 1526, 1756, 1820, 2180, 2195, 2834, 3052, 3073, 3815, 4390, 5668, 5707, 6146, 7085, 7630, 8780, 9919, 11414, 12292, 14170, 15260, 15365, 19838, 22828, 28340, 28535, 30730, 39676, 39949, 47851, 49595, 57070, 61460, 79898, 95702, 99190, 114140, 159796, 191404, 198380, 199745, 239255, 334957, 399490, 478510, 622063, 669914, 798980, 957020, 1244126, 1339828, 1674785, 2488252, 3110315, 3349570, 4354441, 6220630, 6699140, 8708882, 12441260, 17417764, 21772205, 43544410, 87088820]

約数ペア:

[(1, 87088820), (2, 43544410), (4, 21772205), (5, 17417764), (7, 12441260), (10, 8708882), (13, 6699140), (14, 6220630), (20, 4354441), (26, 3349570), (28, 3110315), (35, 2488252), (52, 1674785), (65, 1339828), (70, 1244126), (91, 957020), (109, 798980), (130, 669914), (140, 622063), (182, 478510), (218, 399490), (260, 334957), (364, 239255), (436, 199745), (439, 198380), (455, 191404), (545, 159796), (763, 114140), (878, 99190), (910, 95702), (1090, 79898), (1417, 61460), (1526, 57070), (1756, 49595), (1820, 47851), (2180, 39949), (2195, 39676), (2834, 30730), (3052, 28535), (3073, 28340), (3815, 22828), (4390, 19838), (5668, 15365), (5707, 15260), (6146, 14170), (7085, 12292), (7630, 11414), (8780, 9919)]