131274340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{16787}}^1$

素因数の和:16836

約数の個数: 48

約数和(自身を含む): 304601472

約数和(自身を除く): 173327132

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 16787, 33574, 67148, 83935, 167870, 285379, 335740, 386101, 570758, 772202, 1141516, 1426895, 1544404, 1930505, 2853790, 3861010, 5707580, 6563717, 7722020, 13127434, 26254868, 32818585, 65637170, 131274340]

約数ペア:

[(1, 131274340), (2, 65637170), (4, 32818585), (5, 26254868), (10, 13127434), (17, 7722020), (20, 6563717), (23, 5707580), (34, 3861010), (46, 2853790), (68, 1930505), (85, 1544404), (92, 1426895), (115, 1141516), (170, 772202), (230, 570758), (340, 386101), (391, 335740), (460, 285379), (782, 167870), (1564, 83935), (1955, 67148), (3910, 33574), (7820, 16787)]