331348880

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101021}}^1$

素因数の和:101075

約数の個数: 40

約数和(自身を含む): 789183864

約数和(自身を除く): 457834984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 101021, 202042, 404084, 505105, 808168, 1010210, 1616336, 2020420, 4040840, 4141861, 8081680, 8283722, 16567444, 20709305, 33134888, 41418610, 66269776, 82837220, 165674440, 331348880]

約数ペア:

[(1, 331348880), (2, 165674440), (4, 82837220), (5, 66269776), (8, 41418610), (10, 33134888), (16, 20709305), (20, 16567444), (40, 8283722), (41, 8081680), (80, 4141861), (82, 4040840), (164, 2020420), (205, 1616336), (328, 1010210), (410, 808168), (656, 505105), (820, 404084), (1640, 202042), (3280, 101021)]