8781690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:351

約数の個数: 64

約数和(自身を含む): 22737024

約数和(自身を除く): 13955334

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 67, 85, 102, 134, 170, 201, 255, 257, 335, 402, 510, 514, 670, 771, 1005, 1139, 1285, 1542, 2010, 2278, 2570, 3417, 3855, 4369, 5695, 6834, 7710, 8738, 11390, 13107, 17085, 17219, 21845, 26214, 34170, 34438, 43690, 51657, 65535, 86095, 103314, 131070, 172190, 258285, 292723, 516570, 585446, 878169, 1463615, 1756338, 2927230, 4390845, 8781690]

約数ペア:

[(1, 8781690), (2, 4390845), (3, 2927230), (5, 1756338), (6, 1463615), (10, 878169), (15, 585446), (17, 516570), (30, 292723), (34, 258285), (51, 172190), (67, 131070), (85, 103314), (102, 86095), (134, 65535), (170, 51657), (201, 43690), (255, 34438), (257, 34170), (335, 26214), (402, 21845), (510, 17219), (514, 17085), (670, 13107), (771, 11390), (1005, 8738), (1139, 7710), (1285, 6834), (1542, 5695), (2010, 4369), (2278, 3855), (2570, 3417)]