5122720

素因数分解:

$2^5\times 5^1\times {\mathrm{101}}^1\times {\mathrm{317}}^1$

素因数の和:433

約数の個数: 48

約数和(自身を含む): 12260808

約数和(自身を除く): 7138088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 160, 202, 317, 404, 505, 634, 808, 1010, 1268, 1585, 1616, 2020, 2536, 3170, 3232, 4040, 5072, 6340, 8080, 10144, 12680, 16160, 25360, 32017, 50720, 64034, 128068, 160085, 256136, 320170, 512272, 640340, 1024544, 1280680, 2561360, 5122720]

約数ペア:

[(1, 5122720), (2, 2561360), (4, 1280680), (5, 1024544), (8, 640340), (10, 512272), (16, 320170), (20, 256136), (32, 160085), (40, 128068), (80, 64034), (101, 50720), (160, 32017), (202, 25360), (317, 16160), (404, 12680), (505, 10144), (634, 8080), (808, 6340), (1010, 5072), (1268, 4040), (1585, 3232), (1616, 3170), (2020, 2536)]