8211710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:189

約数の個数: 48

約数和(自身を含む): 16522704

約数和(自身を除く): 8310994

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 113, 130, 169, 215, 226, 338, 430, 559, 565, 845, 1118, 1130, 1469, 1690, 2795, 2938, 4859, 5590, 7267, 7345, 9718, 14534, 14690, 19097, 24295, 36335, 38194, 48590, 63167, 72670, 95485, 126334, 190970, 315835, 631670, 821171, 1642342, 4105855, 8211710]

約数ペア:

[(1, 8211710), (2, 4105855), (5, 1642342), (10, 821171), (13, 631670), (26, 315835), (43, 190970), (65, 126334), (86, 95485), (113, 72670), (130, 63167), (169, 48590), (215, 38194), (226, 36335), (338, 24295), (430, 19097), (559, 14690), (565, 14534), (845, 9718), (1118, 7345), (1130, 7267), (1469, 5590), (1690, 4859), (2795, 2938)]