80187045

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 142331904

約数和(自身を除く): 62144859

約数列:

[1, 3, 5, 15, 17, 43, 51, 71, 85, 103, 129, 213, 215, 255, 309, 355, 515, 645, 731, 1065, 1207, 1545, 1751, 2193, 3053, 3621, 3655, 4429, 5253, 6035, 7313, 8755, 9159, 10965, 13287, 15265, 18105, 21939, 22145, 26265, 36565, 45795, 51901, 66435, 75293, 109695, 124321, 155703, 225879, 259505, 314459, 372963, 376465, 621605, 778515, 943377, 1129395, 1572295, 1864815, 4716885, 5345803, 16037409, 26729015, 80187045]

約数ペア:

[(1, 80187045), (3, 26729015), (5, 16037409), (15, 5345803), (17, 4716885), (43, 1864815), (51, 1572295), (71, 1129395), (85, 943377), (103, 778515), (129, 621605), (213, 376465), (215, 372963), (255, 314459), (309, 259505), (355, 225879), (515, 155703), (645, 124321), (731, 109695), (1065, 75293), (1207, 66435), (1545, 51901), (1751, 45795), (2193, 36565), (3053, 26265), (3621, 22145), (3655, 21939), (4429, 18105), (5253, 15265), (6035, 13287), (7313, 10965), (8755, 9159)]