129831890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{20641}}^1$

素因数の和:20702

約数の個数: 32

約数和(自身を含む): 254144304

約数和(自身を除く): 124312414

約数列:

[1, 2, 5, 10, 17, 34, 37, 74, 85, 170, 185, 370, 629, 1258, 3145, 6290, 20641, 41282, 103205, 206410, 350897, 701794, 763717, 1527434, 1754485, 3508970, 3818585, 7637170, 12983189, 25966378, 64915945, 129831890]

約数ペア:

[(1, 129831890), (2, 64915945), (5, 25966378), (10, 12983189), (17, 7637170), (34, 3818585), (37, 3508970), (74, 1754485), (85, 1527434), (170, 763717), (185, 701794), (370, 350897), (629, 206410), (1258, 103205), (3145, 41282), (6290, 20641)]