4897225

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:201

約数の個数: 24

約数和(自身を含む): 6428160

約数和(自身を除く): 1530935

約数列:

[1, 5, 25, 31, 71, 89, 155, 355, 445, 775, 1775, 2201, 2225, 2759, 6319, 11005, 13795, 31595, 55025, 68975, 157975, 195889, 979445, 4897225]

約数ペア:

[(1, 4897225), (5, 979445), (25, 195889), (31, 157975), (71, 68975), (89, 55025), (155, 31595), (355, 13795), (445, 11005), (775, 6319), (1775, 2759), (2201, 2225)]