201021850975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3083}}^1\times {\mathrm{5783}}^1$

素因数の和:8928

約数の個数: 48

約数和(自身を含む): 278698662144

約数和(自身を除く): 77676811169

約数列:

[1, 5, 11, 25, 41, 55, 205, 275, 451, 1025, 2255, 3083, 5783, 11275, 15415, 28915, 33913, 63613, 77075, 126403, 144575, 169565, 237103, 318065, 632015, 847825, 1185515, 1390433, 1590325, 2608133, 3160075, 5927575, 6952165, 13040665, 17828989, 34760825, 65203325, 89144945, 196118879, 445724725, 730988549, 980594395, 3654942745, 4902971975, 8040874039, 18274713725, 40204370195, 201021850975]

約数ペア:

[(1, 201021850975), (5, 40204370195), (11, 18274713725), (25, 8040874039), (41, 4902971975), (55, 3654942745), (205, 980594395), (275, 730988549), (451, 445724725), (1025, 196118879), (2255, 89144945), (3083, 65203325), (5783, 34760825), (11275, 17828989), (15415, 13040665), (28915, 6952165), (33913, 5927575), (63613, 3160075), (77075, 2608133), (126403, 1590325), (144575, 1390433), (169565, 1185515), (237103, 847825), (318065, 632015)]