78138375

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{17}}^2\times {\mathrm{103}}^1$

素因数の和:162

約数の個数: 96

約数和(自身を含む): 159384576

約数和(自身を除く): 81246201

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 75, 85, 103, 105, 119, 125, 175, 255, 289, 309, 357, 375, 425, 515, 525, 595, 721, 867, 875, 1275, 1445, 1545, 1751, 1785, 2023, 2125, 2163, 2575, 2625, 2975, 3605, 4335, 5253, 6069, 6375, 7225, 7725, 8755, 8925, 10115, 10815, 12257, 12875, 14875, 18025, 21675, 26265, 29767, 30345, 36125, 36771, 38625, 43775, 44625, 50575, 54075, 61285, 89301, 90125, 108375, 131325, 148835, 151725, 183855, 208369, 218875, 252875, 270375, 306425, 446505, 625107, 656625, 744175, 758625, 919275, 1041845, 1532125, 2232525, 3125535, 3720875, 4596375, 5209225, 11162625, 15627675, 26046125, 78138375]

約数ペア:

[(1, 78138375), (3, 26046125), (5, 15627675), (7, 11162625), (15, 5209225), (17, 4596375), (21, 3720875), (25, 3125535), (35, 2232525), (51, 1532125), (75, 1041845), (85, 919275), (103, 758625), (105, 744175), (119, 656625), (125, 625107), (175, 446505), (255, 306425), (289, 270375), (309, 252875), (357, 218875), (375, 208369), (425, 183855), (515, 151725), (525, 148835), (595, 131325), (721, 108375), (867, 90125), (875, 89301), (1275, 61285), (1445, 54075), (1545, 50575), (1751, 44625), (1785, 43775), (2023, 38625), (2125, 36771), (2163, 36125), (2575, 30345), (2625, 29767), (2975, 26265), (3605, 21675), (4335, 18025), (5253, 14875), (6069, 12875), (6375, 12257), (7225, 10815), (7725, 10115), (8755, 8925)]