1789919585

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^2\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 2334044160

約数和(自身を除く): 544124575

約数列:

[1, 5, 29, 37, 71, 127, 145, 185, 355, 635, 1073, 1369, 2059, 2627, 3683, 4699, 5365, 6845, 9017, 10295, 13135, 18415, 23495, 39701, 45085, 76183, 97199, 136271, 173863, 198505, 261493, 333629, 380915, 485995, 681355, 869315, 1307465, 1668145, 2818771, 5042027, 9675241, 12344273, 14093855, 25210135, 48376205, 61721365, 357983917, 1789919585]

約数ペア:

[(1, 1789919585), (5, 357983917), (29, 61721365), (37, 48376205), (71, 25210135), (127, 14093855), (145, 12344273), (185, 9675241), (355, 5042027), (635, 2818771), (1073, 1668145), (1369, 1307465), (2059, 869315), (2627, 681355), (3683, 485995), (4699, 380915), (5365, 333629), (6845, 261493), (9017, 198505), (10295, 173863), (13135, 136271), (18415, 97199), (23495, 76183), (39701, 45085)]