71378750

素因数分解:

$2^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{3359}}^1$

素因数の和:3398

約数の個数: 40

約数和(自身を含む): 141704640

約数和(自身を除く): 70325890

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 125, 170, 250, 425, 625, 850, 1250, 2125, 3359, 4250, 6718, 10625, 16795, 21250, 33590, 57103, 83975, 114206, 167950, 285515, 419875, 571030, 839750, 1427575, 2099375, 2855150, 4198750, 7137875, 14275750, 35689375, 71378750]

約数ペア:

[(1, 71378750), (2, 35689375), (5, 14275750), (10, 7137875), (17, 4198750), (25, 2855150), (34, 2099375), (50, 1427575), (85, 839750), (125, 571030), (170, 419875), (250, 285515), (425, 167950), (625, 114206), (850, 83975), (1250, 57103), (2125, 33590), (3359, 21250), (4250, 16795), (6718, 10625)]