64801825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{3863}}^1$

素因数の和:3945

約数の個数: 24

約数和(自身を含む): 89119296

約数和(自身を除く): 24317471

約数列:

[1, 5, 11, 25, 55, 61, 275, 305, 671, 1525, 3355, 3863, 16775, 19315, 42493, 96575, 212465, 235643, 1062325, 1178215, 2592073, 5891075, 12960365, 64801825]

約数ペア:

[(1, 64801825), (5, 12960365), (11, 5891075), (25, 2592073), (55, 1178215), (61, 1062325), (275, 235643), (305, 212465), (671, 96575), (1525, 42493), (3355, 19315), (3863, 16775)]