209664754025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1\times {\mathrm{21701}}^1$

素因数の和:22034

約数の個数: 48

約数和(自身を含む): 279007856640

約数和(自身を除く): 69343102615

約数列:

[1, 5, 17, 25, 85, 127, 179, 425, 635, 895, 2159, 3043, 3175, 4475, 10795, 15215, 21701, 22733, 53975, 76075, 108505, 113665, 368917, 386461, 542525, 568325, 1844585, 1932305, 2756027, 3884479, 9222925, 9661525, 13780135, 19422395, 46852459, 66036143, 68900675, 97111975, 234262295, 330180715, 493328833, 1171311475, 1650903575, 2466644165, 8386590161, 12333220825, 41932950805, 209664754025]

約数ペア:

[(1, 209664754025), (5, 41932950805), (17, 12333220825), (25, 8386590161), (85, 2466644165), (127, 1650903575), (179, 1171311475), (425, 493328833), (635, 330180715), (895, 234262295), (2159, 97111975), (3043, 68900675), (3175, 66036143), (4475, 46852459), (10795, 19422395), (15215, 13780135), (21701, 9661525), (22733, 9222925), (53975, 3884479), (76075, 2756027), (108505, 1932305), (113665, 1844585), (368917, 568325), (386461, 542525)]