39121225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 58996224

約数和(自身を除く): 19874999

約数列:

[1, 5, 11, 13, 25, 31, 55, 65, 143, 155, 275, 325, 341, 353, 403, 715, 775, 1705, 1765, 2015, 3575, 3883, 4433, 4589, 8525, 8825, 10075, 10943, 19415, 22165, 22945, 50479, 54715, 97075, 110825, 114725, 120373, 142259, 252395, 273575, 601865, 711295, 1261975, 1564849, 3009325, 3556475, 7824245, 39121225]

約数ペア:

[(1, 39121225), (5, 7824245), (11, 3556475), (13, 3009325), (25, 1564849), (31, 1261975), (55, 711295), (65, 601865), (143, 273575), (155, 252395), (275, 142259), (325, 120373), (341, 114725), (353, 110825), (403, 97075), (715, 54715), (775, 50479), (1705, 22945), (1765, 22165), (2015, 19415), (3575, 10943), (3883, 10075), (4433, 8825), (4589, 8525)]