40008167680

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^2\times {\mathrm{184949}}^1$

素因数の和:184996

約数の個数: 108

約数和(自身を含む): 103771376100

約数和(自身を除く): 63763208420

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 169, 208, 256, 260, 320, 338, 416, 520, 640, 676, 832, 845, 1040, 1280, 1352, 1664, 1690, 2080, 2704, 3328, 3380, 4160, 5408, 6760, 8320, 10816, 13520, 16640, 21632, 27040, 43264, 54080, 108160, 184949, 216320, 369898, 739796, 924745, 1479592, 1849490, 2404337, 2959184, 3698980, 4808674, 5918368, 7397960, 9617348, 11836736, 12021685, 14795920, 19234696, 23673472, 24043370, 29591840, 31256381, 38469392, 47346944, 48086740, 59183680, 62512762, 76938784, 96173480, 118367360, 125025524, 153877568, 156281905, 192346960, 236734720, 250051048, 307755136, 312563810, 384693920, 500102096, 615510272, 625127620, 769387840, 1000204192, 1250255240, 1538775680, 2000408384, 2500510480, 3077551360, 4000816768, 5001020960, 8001633536, 10002041920, 20004083840, 40008167680]

約数ペア:

[(1, 40008167680), (2, 20004083840), (4, 10002041920), (5, 8001633536), (8, 5001020960), (10, 4000816768), (13, 3077551360), (16, 2500510480), (20, 2000408384), (26, 1538775680), (32, 1250255240), (40, 1000204192), (52, 769387840), (64, 625127620), (65, 615510272), (80, 500102096), (104, 384693920), (128, 312563810), (130, 307755136), (160, 250051048), (169, 236734720), (208, 192346960), (256, 156281905), (260, 153877568), (320, 125025524), (338, 118367360), (416, 96173480), (520, 76938784), (640, 62512762), (676, 59183680), (832, 48086740), (845, 47346944), (1040, 38469392), (1280, 31256381), (1352, 29591840), (1664, 24043370), (1690, 23673472), (2080, 19234696), (2704, 14795920), (3328, 12021685), (3380, 11836736), (4160, 9617348), (5408, 7397960), (6760, 5918368), (8320, 4808674), (10816, 3698980), (13520, 2959184), (16640, 2404337), (21632, 1849490), (27040, 1479592), (43264, 924745), (54080, 739796), (108160, 369898), (184949, 216320)]