102521815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 155520000

約数和(自身を除く): 52998185

約数列:

[1, 5, 11, 17, 19, 29, 55, 85, 95, 145, 187, 199, 209, 319, 323, 493, 551, 935, 995, 1045, 1595, 1615, 2189, 2465, 2755, 3383, 3553, 3781, 5423, 5771, 6061, 9367, 10945, 16915, 17765, 18905, 27115, 28855, 30305, 37213, 41591, 46835, 63481, 64277, 98107, 103037, 109649, 186065, 207955, 317405, 321385, 490535, 515185, 548245, 707047, 1079177, 1206139, 1864033, 3535235, 5395885, 6030695, 9320165, 20504363, 102521815]

約数ペア:

[(1, 102521815), (5, 20504363), (11, 9320165), (17, 6030695), (19, 5395885), (29, 3535235), (55, 1864033), (85, 1206139), (95, 1079177), (145, 707047), (187, 548245), (199, 515185), (209, 490535), (319, 321385), (323, 317405), (493, 207955), (551, 186065), (935, 109649), (995, 103037), (1045, 98107), (1595, 64277), (1615, 63481), (2189, 46835), (2465, 41591), (2755, 37213), (3383, 30305), (3553, 28855), (3781, 27115), (5423, 18905), (5771, 17765), (6061, 16915), (9367, 10945)]