157450400

素因数分解:

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

素因数の和:2146

約数の個数: 72

約数和(自身を含む): 388529820

約数和(自身を除く): 231079420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 97, 100, 160, 194, 200, 388, 400, 485, 776, 800, 970, 1552, 1940, 2029, 2425, 3104, 3880, 4058, 4850, 7760, 8116, 9700, 10145, 15520, 16232, 19400, 20290, 32464, 38800, 40580, 50725, 64928, 77600, 81160, 101450, 162320, 196813, 202900, 324640, 393626, 405800, 787252, 811600, 984065, 1574504, 1623200, 1968130, 3149008, 3936260, 4920325, 6298016, 7872520, 9840650, 15745040, 19681300, 31490080, 39362600, 78725200, 157450400]

約数ペア:

[(1, 157450400), (2, 78725200), (4, 39362600), (5, 31490080), (8, 19681300), (10, 15745040), (16, 9840650), (20, 7872520), (25, 6298016), (32, 4920325), (40, 3936260), (50, 3149008), (80, 1968130), (97, 1623200), (100, 1574504), (160, 984065), (194, 811600), (200, 787252), (388, 405800), (400, 393626), (485, 324640), (776, 202900), (800, 196813), (970, 162320), (1552, 101450), (1940, 81160), (2029, 77600), (2425, 64928), (3104, 50725), (3880, 40580), (4058, 38800), (4850, 32464), (7760, 20290), (8116, 19400), (9700, 16232), (10145, 15520)]