713484280

素因数分解:

$2^3\times 5^1\times {\mathrm{641}}^1\times {\mathrm{27827}}^1$

素因数の和:28479

約数の個数: 32

約数和(自身を含む): 1607901840

約数和(自身を除く): 894417560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 641, 1282, 2564, 3205, 5128, 6410, 12820, 25640, 27827, 55654, 111308, 139135, 222616, 278270, 556540, 1113080, 17837107, 35674214, 71348428, 89185535, 142696856, 178371070, 356742140, 713484280]

約数ペア:

[(1, 713484280), (2, 356742140), (4, 178371070), (5, 142696856), (8, 89185535), (10, 71348428), (20, 35674214), (40, 17837107), (641, 1113080), (1282, 556540), (2564, 278270), (3205, 222616), (5128, 139135), (6410, 111308), (12820, 55654), (25640, 27827)]