64750420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{1459}}^1$

素因数の和:1792

約数の個数: 48

約数和(自身を含む): 155998080

約数和(自身を除く): 91247660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 317, 634, 1268, 1459, 1585, 2219, 2918, 3170, 4438, 5836, 6340, 7295, 8876, 10213, 11095, 14590, 20426, 22190, 29180, 40852, 44380, 51065, 102130, 204260, 462503, 925006, 1850012, 2312515, 3237521, 4625030, 6475042, 9250060, 12950084, 16187605, 32375210, 64750420]

約数ペア:

[(1, 64750420), (2, 32375210), (4, 16187605), (5, 12950084), (7, 9250060), (10, 6475042), (14, 4625030), (20, 3237521), (28, 2312515), (35, 1850012), (70, 925006), (140, 462503), (317, 204260), (634, 102130), (1268, 51065), (1459, 44380), (1585, 40852), (2219, 29180), (2918, 22190), (3170, 20426), (4438, 14590), (5836, 11095), (6340, 10213), (7295, 8876)]