85800680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{306431}}^1$

素因数の和:306449

約数の個数: 32

約数和(自身を含む): 220631040

約数和(自身を除く): 134830360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 306431, 612862, 1225724, 1532155, 2145017, 2451448, 3064310, 4290034, 6128620, 8580068, 10725085, 12257240, 17160136, 21450170, 42900340, 85800680]

約数ペア:

[(1, 85800680), (2, 42900340), (4, 21450170), (5, 17160136), (7, 12257240), (8, 10725085), (10, 8580068), (14, 6128620), (20, 4290034), (28, 3064310), (35, 2451448), (40, 2145017), (56, 1532155), (70, 1225724), (140, 612862), (280, 306431)]