266248900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{8243}}^1$

素因数の和:8293

約数の個数: 72

約数和(自身を含む): 644021280

約数和(自身を除く): 377772380

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 25, 34, 38, 50, 68, 76, 85, 95, 100, 170, 190, 323, 340, 380, 425, 475, 646, 850, 950, 1292, 1615, 1700, 1900, 3230, 6460, 8075, 8243, 16150, 16486, 32300, 32972, 41215, 82430, 140131, 156617, 164860, 206075, 280262, 313234, 412150, 560524, 626468, 700655, 783085, 824300, 1401310, 1566170, 2662489, 2802620, 3132340, 3503275, 3915425, 5324978, 7006550, 7830850, 10649956, 13312445, 14013100, 15661700, 26624890, 53249780, 66562225, 133124450, 266248900]

約数ペア:

[(1, 266248900), (2, 133124450), (4, 66562225), (5, 53249780), (10, 26624890), (17, 15661700), (19, 14013100), (20, 13312445), (25, 10649956), (34, 7830850), (38, 7006550), (50, 5324978), (68, 3915425), (76, 3503275), (85, 3132340), (95, 2802620), (100, 2662489), (170, 1566170), (190, 1401310), (323, 824300), (340, 783085), (380, 700655), (425, 626468), (475, 560524), (646, 412150), (850, 313234), (950, 280262), (1292, 206075), (1615, 164860), (1700, 156617), (1900, 140131), (3230, 82430), (6460, 41215), (8075, 32972), (8243, 32300), (16150, 16486)]