31771168

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:218

約数の個数: 96

約数和(自身を含む): 75442752

約数和(自身を除く): 43671584

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 53, 88, 104, 106, 131, 143, 176, 208, 212, 262, 286, 352, 416, 424, 524, 572, 583, 689, 848, 1048, 1144, 1166, 1378, 1441, 1696, 1703, 2096, 2288, 2332, 2756, 2882, 3406, 4192, 4576, 4664, 5512, 5764, 6812, 6943, 7579, 9328, 11024, 11528, 13624, 13886, 15158, 18656, 18733, 22048, 23056, 27248, 27772, 30316, 37466, 46112, 54496, 55544, 60632, 74932, 76373, 90259, 111088, 121264, 149864, 152746, 180518, 222176, 242528, 299728, 305492, 361036, 599456, 610984, 722072, 992849, 1221968, 1444144, 1985698, 2443936, 2888288, 3971396, 7942792, 15885584, 31771168]

約数ペア:

[(1, 31771168), (2, 15885584), (4, 7942792), (8, 3971396), (11, 2888288), (13, 2443936), (16, 1985698), (22, 1444144), (26, 1221968), (32, 992849), (44, 722072), (52, 610984), (53, 599456), (88, 361036), (104, 305492), (106, 299728), (131, 242528), (143, 222176), (176, 180518), (208, 152746), (212, 149864), (262, 121264), (286, 111088), (352, 90259), (416, 76373), (424, 74932), (524, 60632), (572, 55544), (583, 54496), (689, 46112), (848, 37466), (1048, 30316), (1144, 27772), (1166, 27248), (1378, 23056), (1441, 22048), (1696, 18733), (1703, 18656), (2096, 15158), (2288, 13886), (2332, 13624), (2756, 11528), (2882, 11024), (3406, 9328), (4192, 7579), (4576, 6943), (4664, 6812), (5512, 5764)]