38180806768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{251}}^1\times {\mathrm{761}}^1$

素因数の和:1095

約数の個数: 120

約数和(自身を含む): 82755047088

約数和(自身を除く): 44574240320

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 251, 403, 496, 502, 761, 806, 961, 1004, 1522, 1612, 1922, 2008, 3044, 3224, 3263, 3844, 4016, 6088, 6448, 6526, 7688, 7781, 9893, 12176, 12493, 13052, 15376, 15562, 19786, 23591, 24986, 26104, 31124, 39572, 47182, 49972, 52208, 62248, 79144, 94364, 99944, 101153, 124496, 158288, 188728, 191011, 199888, 202306, 241211, 306683, 377456, 382022, 404612, 482422, 613366, 731321, 764044, 809224, 964844, 1226732, 1462642, 1528088, 1618448, 1929688, 2453464, 2483143, 2925284, 3056176, 3135743, 3859376, 4906928, 4966286, 5850568, 5921341, 6271486, 9507173, 9932572, 11701136, 11842682, 12542972, 19014346, 19865144, 23685364, 25085944, 38028692, 39730288, 47370728, 50171888, 76057384, 76977433, 94741456, 152114768, 153954866, 183561571, 307909732, 367123142, 615819464, 734246284, 1231638928, 1468492568, 2386300423, 2936985136, 4772600846, 9545201692, 19090403384, 38180806768]

約数ペア:

[(1, 38180806768), (2, 19090403384), (4, 9545201692), (8, 4772600846), (13, 2936985136), (16, 2386300423), (26, 1468492568), (31, 1231638928), (52, 734246284), (62, 615819464), (104, 367123142), (124, 307909732), (208, 183561571), (248, 153954866), (251, 152114768), (403, 94741456), (496, 76977433), (502, 76057384), (761, 50171888), (806, 47370728), (961, 39730288), (1004, 38028692), (1522, 25085944), (1612, 23685364), (1922, 19865144), (2008, 19014346), (3044, 12542972), (3224, 11842682), (3263, 11701136), (3844, 9932572), (4016, 9507173), (6088, 6271486), (6448, 5921341), (6526, 5850568), (7688, 4966286), (7781, 4906928), (9893, 3859376), (12176, 3135743), (12493, 3056176), (13052, 2925284), (15376, 2483143), (15562, 2453464), (19786, 1929688), (23591, 1618448), (24986, 1528088), (26104, 1462642), (31124, 1226732), (39572, 964844), (47182, 809224), (49972, 764044), (52208, 731321), (62248, 613366), (79144, 482422), (94364, 404612), (99944, 382022), (101153, 377456), (124496, 306683), (158288, 241211), (188728, 202306), (191011, 199888)]