165465760

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{479}}^1$

素因数の和:638

約数の個数: 96

約数和(自身を含む): 418037760

約数和(自身を除く): 252572000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 127, 136, 160, 170, 254, 272, 340, 479, 508, 544, 635, 680, 958, 1016, 1270, 1360, 1916, 2032, 2159, 2395, 2540, 2720, 3832, 4064, 4318, 4790, 5080, 7664, 8143, 8636, 9580, 10160, 10795, 15328, 16286, 17272, 19160, 20320, 21590, 32572, 34544, 38320, 40715, 43180, 60833, 65144, 69088, 76640, 81430, 86360, 121666, 130288, 162860, 172720, 243332, 260576, 304165, 325720, 345440, 486664, 608330, 651440, 973328, 1034161, 1216660, 1302880, 1946656, 2068322, 2433320, 4136644, 4866640, 5170805, 8273288, 9733280, 10341610, 16546576, 20683220, 33093152, 41366440, 82732880, 165465760]

約数ペア:

[(1, 165465760), (2, 82732880), (4, 41366440), (5, 33093152), (8, 20683220), (10, 16546576), (16, 10341610), (17, 9733280), (20, 8273288), (32, 5170805), (34, 4866640), (40, 4136644), (68, 2433320), (80, 2068322), (85, 1946656), (127, 1302880), (136, 1216660), (160, 1034161), (170, 973328), (254, 651440), (272, 608330), (340, 486664), (479, 345440), (508, 325720), (544, 304165), (635, 260576), (680, 243332), (958, 172720), (1016, 162860), (1270, 130288), (1360, 121666), (1916, 86360), (2032, 81430), (2159, 76640), (2395, 69088), (2540, 65144), (2720, 60833), (3832, 43180), (4064, 40715), (4318, 38320), (4790, 34544), (5080, 32572), (7664, 21590), (8143, 20320), (8636, 19160), (9580, 17272), (10160, 16286), (10795, 15328)]