131836640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{263}}^1$

素因数の和:532

約数の個数: 96

約数和(自身を含む): 338095296

約数和(自身を除く): 206258656

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 241, 260, 263, 416, 482, 520, 526, 964, 1040, 1052, 1205, 1315, 1928, 2080, 2104, 2410, 2630, 3133, 3419, 3856, 4208, 4820, 5260, 6266, 6838, 7712, 8416, 9640, 10520, 12532, 13676, 15665, 17095, 19280, 21040, 25064, 27352, 31330, 34190, 38560, 42080, 50128, 54704, 62660, 63383, 68380, 100256, 109408, 125320, 126766, 136760, 250640, 253532, 273520, 316915, 501280, 507064, 547040, 633830, 823979, 1014128, 1267660, 1647958, 2028256, 2535320, 3295916, 4119895, 5070640, 6591832, 8239790, 10141280, 13183664, 16479580, 26367328, 32959160, 65918320, 131836640]

約数ペア:

[(1, 131836640), (2, 65918320), (4, 32959160), (5, 26367328), (8, 16479580), (10, 13183664), (13, 10141280), (16, 8239790), (20, 6591832), (26, 5070640), (32, 4119895), (40, 3295916), (52, 2535320), (65, 2028256), (80, 1647958), (104, 1267660), (130, 1014128), (160, 823979), (208, 633830), (241, 547040), (260, 507064), (263, 501280), (416, 316915), (482, 273520), (520, 253532), (526, 250640), (964, 136760), (1040, 126766), (1052, 125320), (1205, 109408), (1315, 100256), (1928, 68380), (2080, 63383), (2104, 62660), (2410, 54704), (2630, 50128), (3133, 42080), (3419, 38560), (3856, 34190), (4208, 31330), (4820, 27352), (5260, 25064), (6266, 21040), (6838, 19280), (7712, 17095), (8416, 15665), (9640, 13676), (10520, 12532)]