31490080

素因数分解:

$2^5\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2029}}^1$

素因数の和:2141

約数の個数: 48

約数和(自身を含む): 75199320

約数和(自身を除く): 43709240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 97, 160, 194, 388, 485, 776, 970, 1552, 1940, 2029, 3104, 3880, 4058, 7760, 8116, 10145, 15520, 16232, 20290, 32464, 40580, 64928, 81160, 162320, 196813, 324640, 393626, 787252, 984065, 1574504, 1968130, 3149008, 3936260, 6298016, 7872520, 15745040, 31490080]

約数ペア:

[(1, 31490080), (2, 15745040), (4, 7872520), (5, 6298016), (8, 3936260), (10, 3149008), (16, 1968130), (20, 1574504), (32, 984065), (40, 787252), (80, 393626), (97, 324640), (160, 196813), (194, 162320), (388, 81160), (485, 64928), (776, 40580), (970, 32464), (1552, 20290), (1940, 16232), (2029, 15520), (3104, 10145), (3880, 8116), (4058, 7760)]