51348075

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:173

約数の個数: 72

約数和(自身を含む): 95017728

約数和(自身を除く): 43669653

約数列:

[1, 3, 5, 15, 17, 23, 25, 51, 69, 75, 85, 103, 115, 255, 289, 309, 345, 391, 425, 515, 575, 867, 1173, 1275, 1445, 1545, 1725, 1751, 1955, 2369, 2575, 4335, 5253, 5865, 6647, 7107, 7225, 7725, 8755, 9775, 11845, 19941, 21675, 26265, 29325, 29767, 33235, 35535, 40273, 43775, 59225, 89301, 99705, 120819, 131325, 148835, 166175, 177675, 201365, 446505, 498525, 604095, 684641, 744175, 1006825, 2053923, 2232525, 3020475, 3423205, 10269615, 17116025, 51348075]

約数ペア:

[(1, 51348075), (3, 17116025), (5, 10269615), (15, 3423205), (17, 3020475), (23, 2232525), (25, 2053923), (51, 1006825), (69, 744175), (75, 684641), (85, 604095), (103, 498525), (115, 446505), (255, 201365), (289, 177675), (309, 166175), (345, 148835), (391, 131325), (425, 120819), (515, 99705), (575, 89301), (867, 59225), (1173, 43775), (1275, 40273), (1445, 35535), (1545, 33235), (1725, 29767), (1751, 29325), (1955, 26265), (2369, 21675), (2575, 19941), (4335, 11845), (5253, 9775), (5865, 8755), (6647, 7725), (7107, 7225)]