90102670

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:378

約数の個数: 64

約数和(自身を含む): 191664000

約数和(自身を除く): 101561330

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 109, 218, 241, 245, 343, 482, 490, 545, 686, 763, 1090, 1205, 1526, 1687, 1715, 2410, 3374, 3430, 3815, 5341, 7630, 8435, 10682, 11809, 16870, 23618, 26269, 26705, 37387, 52538, 53410, 59045, 74774, 82663, 118090, 131345, 165326, 183883, 186935, 262690, 367766, 373870, 413315, 826630, 919415, 1287181, 1838830, 2574362, 6435905, 9010267, 12871810, 18020534, 45051335, 90102670]

約数ペア:

[(1, 90102670), (2, 45051335), (5, 18020534), (7, 12871810), (10, 9010267), (14, 6435905), (35, 2574362), (49, 1838830), (70, 1287181), (98, 919415), (109, 826630), (218, 413315), (241, 373870), (245, 367766), (343, 262690), (482, 186935), (490, 183883), (545, 165326), (686, 131345), (763, 118090), (1090, 82663), (1205, 74774), (1526, 59045), (1687, 53410), (1715, 52538), (2410, 37387), (3374, 26705), (3430, 26269), (3815, 23618), (5341, 16870), (7630, 11809), (8435, 10682)]