31306496

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1$

素因数の和:461

約数の個数: 72

約数和(自身を含む): 70395360

約数和(自身を除く): 39088864

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 92, 104, 128, 184, 208, 256, 299, 368, 409, 416, 598, 736, 818, 832, 1196, 1472, 1636, 1664, 2392, 2944, 3272, 3328, 4784, 5317, 5888, 6544, 9407, 9568, 10634, 13088, 18814, 19136, 21268, 26176, 37628, 38272, 42536, 52352, 75256, 76544, 85072, 104704, 122291, 150512, 170144, 244582, 301024, 340288, 489164, 602048, 680576, 978328, 1204096, 1361152, 1956656, 2408192, 3913312, 7826624, 15653248, 31306496]

約数ペア:

[(1, 31306496), (2, 15653248), (4, 7826624), (8, 3913312), (13, 2408192), (16, 1956656), (23, 1361152), (26, 1204096), (32, 978328), (46, 680576), (52, 602048), (64, 489164), (92, 340288), (104, 301024), (128, 244582), (184, 170144), (208, 150512), (256, 122291), (299, 104704), (368, 85072), (409, 76544), (416, 75256), (598, 52352), (736, 42536), (818, 38272), (832, 37628), (1196, 26176), (1472, 21268), (1636, 19136), (1664, 18814), (2392, 13088), (2944, 10634), (3272, 9568), (3328, 9407), (4784, 6544), (5317, 5888)]