25202385

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{643}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 47820864

約数和(自身を除く): 22618479

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 67, 117, 195, 201, 335, 585, 603, 643, 871, 1005, 1929, 2613, 3015, 3215, 4355, 5787, 7839, 8359, 9645, 13065, 25077, 28935, 39195, 41795, 43081, 75231, 125385, 129243, 215405, 376155, 387729, 560053, 646215, 1680159, 1938645, 2800265, 5040477, 8400795, 25202385]

約数ペア:

[(1, 25202385), (3, 8400795), (5, 5040477), (9, 2800265), (13, 1938645), (15, 1680159), (39, 646215), (45, 560053), (65, 387729), (67, 376155), (117, 215405), (195, 129243), (201, 125385), (335, 75231), (585, 43081), (603, 41795), (643, 39195), (871, 28935), (1005, 25077), (1929, 13065), (2613, 9645), (3015, 8359), (3215, 7839), (4355, 5787)]