80385760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5521}}^1$

素因数の和:5556

約数の個数: 96

約数和(自身を含む): 233779392

約数和(自身を除く): 153393632

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2912, 3640, 5521, 7280, 11042, 14560, 22084, 27605, 38647, 44168, 55210, 71773, 77294, 88336, 110420, 143546, 154588, 176672, 193235, 220840, 287092, 309176, 358865, 386470, 441680, 502411, 574184, 618352, 717730, 772940, 883360, 1004822, 1148368, 1236704, 1435460, 1545880, 2009644, 2296736, 2512055, 2870920, 3091760, 4019288, 5024110, 5741840, 6183520, 8038576, 10048220, 11483680, 16077152, 20096440, 40192880, 80385760]

約数ペア:

[(1, 80385760), (2, 40192880), (4, 20096440), (5, 16077152), (7, 11483680), (8, 10048220), (10, 8038576), (13, 6183520), (14, 5741840), (16, 5024110), (20, 4019288), (26, 3091760), (28, 2870920), (32, 2512055), (35, 2296736), (40, 2009644), (52, 1545880), (56, 1435460), (65, 1236704), (70, 1148368), (80, 1004822), (91, 883360), (104, 772940), (112, 717730), (130, 618352), (140, 574184), (160, 502411), (182, 441680), (208, 386470), (224, 358865), (260, 309176), (280, 287092), (364, 220840), (416, 193235), (455, 176672), (520, 154588), (560, 143546), (728, 110420), (910, 88336), (1040, 77294), (1120, 71773), (1456, 55210), (1820, 44168), (2080, 38647), (2912, 27605), (3640, 22084), (5521, 14560), (7280, 11042)]