6403400

素因数分解:

$2^3\times 5^2\times {\mathrm{101}}^1\times {\mathrm{317}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 15082740

約数和(自身を除く): 8679340

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 101, 200, 202, 317, 404, 505, 634, 808, 1010, 1268, 1585, 2020, 2525, 2536, 3170, 4040, 5050, 6340, 7925, 10100, 12680, 15850, 20200, 31700, 32017, 63400, 64034, 128068, 160085, 256136, 320170, 640340, 800425, 1280680, 1600850, 3201700, 6403400]

約数ペア:

[(1, 6403400), (2, 3201700), (4, 1600850), (5, 1280680), (8, 800425), (10, 640340), (20, 320170), (25, 256136), (40, 160085), (50, 128068), (100, 64034), (101, 63400), (200, 32017), (202, 31700), (317, 20200), (404, 15850), (505, 12680), (634, 10100), (808, 7925), (1010, 6340), (1268, 5050), (1585, 4040), (2020, 3170), (2525, 2536)]