26513540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2689}}^1$

素因数の和:2744

約数の個数: 48

約数和(自身を含む): 61009200

約数和(自身を除く): 34495660

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1972, 2465, 2689, 4930, 5378, 9860, 10756, 13445, 26890, 45713, 53780, 77981, 91426, 155962, 182852, 228565, 311924, 389905, 457130, 779810, 914260, 1325677, 1559620, 2651354, 5302708, 6628385, 13256770, 26513540]

約数ペア:

[(1, 26513540), (2, 13256770), (4, 6628385), (5, 5302708), (10, 2651354), (17, 1559620), (20, 1325677), (29, 914260), (34, 779810), (58, 457130), (68, 389905), (85, 311924), (116, 228565), (145, 182852), (170, 155962), (290, 91426), (340, 77981), (493, 53780), (580, 45713), (986, 26890), (1972, 13445), (2465, 10756), (2689, 9860), (4930, 5378)]