80162720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1231}}^1$

素因数の和:1294

約数の個数: 96

約数和(自身を含む): 212357376

約数和(自身を除く): 132194656

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 37, 40, 44, 55, 74, 80, 88, 110, 148, 160, 176, 185, 220, 296, 352, 370, 407, 440, 592, 740, 814, 880, 1184, 1231, 1480, 1628, 1760, 2035, 2462, 2960, 3256, 4070, 4924, 5920, 6155, 6512, 8140, 9848, 12310, 13024, 13541, 16280, 19696, 24620, 27082, 32560, 39392, 45547, 49240, 54164, 65120, 67705, 91094, 98480, 108328, 135410, 182188, 196960, 216656, 227735, 270820, 364376, 433312, 455470, 501017, 541640, 728752, 910940, 1002034, 1083280, 1457504, 1821880, 2004068, 2166560, 2505085, 3643760, 4008136, 5010170, 7287520, 8016272, 10020340, 16032544, 20040680, 40081360, 80162720]

約数ペア:

[(1, 80162720), (2, 40081360), (4, 20040680), (5, 16032544), (8, 10020340), (10, 8016272), (11, 7287520), (16, 5010170), (20, 4008136), (22, 3643760), (32, 2505085), (37, 2166560), (40, 2004068), (44, 1821880), (55, 1457504), (74, 1083280), (80, 1002034), (88, 910940), (110, 728752), (148, 541640), (160, 501017), (176, 455470), (185, 433312), (220, 364376), (296, 270820), (352, 227735), (370, 216656), (407, 196960), (440, 182188), (592, 135410), (740, 108328), (814, 98480), (880, 91094), (1184, 67705), (1231, 65120), (1480, 54164), (1628, 49240), (1760, 45547), (2035, 39392), (2462, 32560), (2960, 27082), (3256, 24620), (4070, 19696), (4924, 16280), (5920, 13541), (6155, 13024), (6512, 12310), (8140, 9848)]