2079673648

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{727}}^1\times {\mathrm{809}}^1$

素因数の和:1574

約数の個数: 80

約数和(自身を含む): 4606580160

約数和(自身を除く): 2526906512

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 727, 809, 884, 1454, 1618, 1768, 2908, 3236, 3536, 5816, 6472, 9451, 10517, 11632, 12359, 12944, 13753, 18902, 21034, 24718, 27506, 37804, 42068, 49436, 55012, 75608, 84136, 98872, 110024, 151216, 160667, 168272, 178789, 197744, 220048, 321334, 357578, 588143, 642668, 715156, 1176286, 1285336, 1430312, 2352572, 2570672, 2860624, 4705144, 7645859, 9410288, 9998431, 15291718, 19996862, 30583436, 39993724, 61166872, 79987448, 122333744, 129979603, 159974896, 259959206, 519918412, 1039836824, 2079673648]

約数ペア:

[(1, 2079673648), (2, 1039836824), (4, 519918412), (8, 259959206), (13, 159974896), (16, 129979603), (17, 122333744), (26, 79987448), (34, 61166872), (52, 39993724), (68, 30583436), (104, 19996862), (136, 15291718), (208, 9998431), (221, 9410288), (272, 7645859), (442, 4705144), (727, 2860624), (809, 2570672), (884, 2352572), (1454, 1430312), (1618, 1285336), (1768, 1176286), (2908, 715156), (3236, 642668), (3536, 588143), (5816, 357578), (6472, 321334), (9451, 220048), (10517, 197744), (11632, 178789), (12359, 168272), (12944, 160667), (13753, 151216), (18902, 110024), (21034, 98872), (24718, 84136), (27506, 75608), (37804, 55012), (42068, 49436)]