220772000

素因数分解:

$2^5\times 5^3\times {\mathrm{97}}^1\times {\mathrm{569}}^1$

素因数の和:691

約数の個数: 96

約数和(自身を含む): 548992080

約数和(自身を除く): 328220080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 97, 100, 125, 160, 194, 200, 250, 388, 400, 485, 500, 569, 776, 800, 970, 1000, 1138, 1552, 1940, 2000, 2276, 2425, 2845, 3104, 3880, 4000, 4552, 4850, 5690, 7760, 9104, 9700, 11380, 12125, 14225, 15520, 18208, 19400, 22760, 24250, 28450, 38800, 45520, 48500, 55193, 56900, 71125, 77600, 91040, 97000, 110386, 113800, 142250, 194000, 220772, 227600, 275965, 284500, 388000, 441544, 455200, 551930, 569000, 883088, 1103860, 1138000, 1379825, 1766176, 2207720, 2276000, 2759650, 4415440, 5519300, 6899125, 8830880, 11038600, 13798250, 22077200, 27596500, 44154400, 55193000, 110386000, 220772000]

約数ペア:

[(1, 220772000), (2, 110386000), (4, 55193000), (5, 44154400), (8, 27596500), (10, 22077200), (16, 13798250), (20, 11038600), (25, 8830880), (32, 6899125), (40, 5519300), (50, 4415440), (80, 2759650), (97, 2276000), (100, 2207720), (125, 1766176), (160, 1379825), (194, 1138000), (200, 1103860), (250, 883088), (388, 569000), (400, 551930), (485, 455200), (500, 441544), (569, 388000), (776, 284500), (800, 275965), (970, 227600), (1000, 220772), (1138, 194000), (1552, 142250), (1940, 113800), (2000, 110386), (2276, 97000), (2425, 91040), (2845, 77600), (3104, 71125), (3880, 56900), (4000, 55193), (4552, 48500), (4850, 45520), (5690, 38800), (7760, 28450), (9104, 24250), (9700, 22760), (11380, 19400), (12125, 18208), (14225, 15520)]