76780840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{112913}}^1$

素因数の和:112941

約数の個数: 32

約数和(自身を含む): 182920680

約数和(自身を除く): 106139840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 112913, 225826, 451652, 564565, 903304, 1129130, 1919521, 2258260, 3839042, 4516520, 7678084, 9597605, 15356168, 19195210, 38390420, 76780840]

約数ペア:

[(1, 76780840), (2, 38390420), (4, 19195210), (5, 15356168), (8, 9597605), (10, 7678084), (17, 4516520), (20, 3839042), (34, 2258260), (40, 1919521), (68, 1129130), (85, 903304), (136, 564565), (170, 451652), (340, 225826), (680, 112913)]