26258680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{491}}^1$

素因数の和:700

約数の個数: 64

約数和(自身を含む): 68014080

約数和(自身を除く): 41755400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 191, 280, 382, 491, 764, 955, 982, 1337, 1528, 1910, 1964, 2455, 2674, 3437, 3820, 3928, 4910, 5348, 6685, 6874, 7640, 9820, 10696, 13370, 13748, 17185, 19640, 26740, 27496, 34370, 53480, 68740, 93781, 137480, 187562, 375124, 468905, 656467, 750248, 937810, 1312934, 1875620, 2625868, 3282335, 3751240, 5251736, 6564670, 13129340, 26258680]

約数ペア:

[(1, 26258680), (2, 13129340), (4, 6564670), (5, 5251736), (7, 3751240), (8, 3282335), (10, 2625868), (14, 1875620), (20, 1312934), (28, 937810), (35, 750248), (40, 656467), (56, 468905), (70, 375124), (140, 187562), (191, 137480), (280, 93781), (382, 68740), (491, 53480), (764, 34370), (955, 27496), (982, 26740), (1337, 19640), (1528, 17185), (1910, 13748), (1964, 13370), (2455, 10696), (2674, 9820), (3437, 7640), (3820, 6874), (3928, 6685), (4910, 5348)]