25219755

素因数分解:

$3^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1$

素因数の和:88

約数の個数: 112

約数和(自身を含む): 53828064

約数和(自身を除く): 28608309

約数列:

[1, 3, 5, 9, 11, 15, 17, 27, 33, 37, 45, 51, 55, 81, 85, 99, 111, 135, 153, 165, 185, 187, 243, 255, 297, 333, 405, 407, 459, 495, 555, 561, 629, 729, 765, 891, 935, 999, 1215, 1221, 1377, 1485, 1665, 1683, 1887, 2035, 2295, 2673, 2805, 2997, 3145, 3645, 3663, 4131, 4455, 4995, 5049, 5661, 6105, 6885, 6919, 8019, 8415, 8991, 9435, 10989, 12393, 13365, 14985, 15147, 16983, 18315, 20655, 20757, 25245, 26973, 28305, 32967, 34595, 40095, 44955, 45441, 50949, 54945, 61965, 62271, 75735, 84915, 98901, 103785, 134865, 136323, 152847, 164835, 186813, 227205, 254745, 296703, 311355, 458541, 494505, 560439, 681615, 764235, 934065, 1483515, 1681317, 2292705, 2802195, 5043951, 8406585, 25219755]

約数ペア:

[(1, 25219755), (3, 8406585), (5, 5043951), (9, 2802195), (11, 2292705), (15, 1681317), (17, 1483515), (27, 934065), (33, 764235), (37, 681615), (45, 560439), (51, 494505), (55, 458541), (81, 311355), (85, 296703), (99, 254745), (111, 227205), (135, 186813), (153, 164835), (165, 152847), (185, 136323), (187, 134865), (243, 103785), (255, 98901), (297, 84915), (333, 75735), (405, 62271), (407, 61965), (459, 54945), (495, 50949), (555, 45441), (561, 44955), (629, 40095), (729, 34595), (765, 32967), (891, 28305), (935, 26973), (999, 25245), (1215, 20757), (1221, 20655), (1377, 18315), (1485, 16983), (1665, 15147), (1683, 14985), (1887, 13365), (2035, 12393), (2295, 10989), (2673, 9435), (2805, 8991), (2997, 8415), (3145, 8019), (3645, 6919), (3663, 6885), (4131, 6105), (4455, 5661), (4995, 5049)]