81525225

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{283}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 141990912

約数和(自身を除く): 60465687

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 167, 283, 345, 501, 575, 835, 849, 1415, 1725, 2505, 3841, 4175, 4245, 6509, 7075, 11523, 12525, 19205, 19527, 21225, 32545, 47261, 57615, 96025, 97635, 141783, 162725, 236305, 288075, 488175, 708915, 1087003, 1181525, 3261009, 3544575, 5435015, 16305045, 27175075, 81525225]

約数ペア:

[(1, 81525225), (3, 27175075), (5, 16305045), (15, 5435015), (23, 3544575), (25, 3261009), (69, 1181525), (75, 1087003), (115, 708915), (167, 488175), (283, 288075), (345, 236305), (501, 162725), (575, 141783), (835, 97635), (849, 96025), (1415, 57615), (1725, 47261), (2505, 32545), (3841, 21225), (4175, 19527), (4245, 19205), (6509, 12525), (7075, 11523)]