55911680

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^2$

素因数の和:81

約数の個数: 162

約数和(自身を含む): 155363418

約数和(自身を除く): 99451738

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 121, 128, 152, 160, 176, 190, 209, 220, 242, 256, 304, 320, 352, 361, 380, 418, 440, 484, 605, 608, 640, 704, 722, 760, 836, 880, 968, 1045, 1210, 1216, 1280, 1408, 1444, 1520, 1672, 1760, 1805, 1936, 2090, 2299, 2420, 2432, 2816, 2888, 3040, 3344, 3520, 3610, 3872, 3971, 4180, 4598, 4840, 4864, 5776, 6080, 6688, 7040, 7220, 7744, 7942, 8360, 9196, 9680, 11495, 11552, 12160, 13376, 14080, 14440, 15488, 15884, 16720, 18392, 19360, 19855, 22990, 23104, 24320, 26752, 28880, 30976, 31768, 33440, 36784, 38720, 39710, 43681, 45980, 46208, 53504, 57760, 63536, 66880, 73568, 77440, 79420, 87362, 91960, 92416, 115520, 127072, 133760, 147136, 154880, 158840, 174724, 183920, 218405, 231040, 254144, 267520, 294272, 317680, 349448, 367840, 436810, 462080, 508288, 588544, 635360, 698896, 735680, 873620, 1016576, 1270720, 1397792, 1471360, 1747240, 2541440, 2795584, 2942720, 3494480, 5082880, 5591168, 6988960, 11182336, 13977920, 27955840, 55911680]

約数ペア:

[(1, 55911680), (2, 27955840), (4, 13977920), (5, 11182336), (8, 6988960), (10, 5591168), (11, 5082880), (16, 3494480), (19, 2942720), (20, 2795584), (22, 2541440), (32, 1747240), (38, 1471360), (40, 1397792), (44, 1270720), (55, 1016576), (64, 873620), (76, 735680), (80, 698896), (88, 635360), (95, 588544), (110, 508288), (121, 462080), (128, 436810), (152, 367840), (160, 349448), (176, 317680), (190, 294272), (209, 267520), (220, 254144), (242, 231040), (256, 218405), (304, 183920), (320, 174724), (352, 158840), (361, 154880), (380, 147136), (418, 133760), (440, 127072), (484, 115520), (605, 92416), (608, 91960), (640, 87362), (704, 79420), (722, 77440), (760, 73568), (836, 66880), (880, 63536), (968, 57760), (1045, 53504), (1210, 46208), (1216, 45980), (1280, 43681), (1408, 39710), (1444, 38720), (1520, 36784), (1672, 33440), (1760, 31768), (1805, 30976), (1936, 28880), (2090, 26752), (2299, 24320), (2420, 23104), (2432, 22990), (2816, 19855), (2888, 19360), (3040, 18392), (3344, 16720), (3520, 15884), (3610, 15488), (3872, 14440), (3971, 14080), (4180, 13376), (4598, 12160), (4840, 11552), (4864, 11495), (5776, 9680), (6080, 9196), (6688, 8360), (7040, 7942), (7220, 7744)]