64280125

素因数分解:

$5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5651}}^1$

素因数の和:5686

約数の個数: 32

約数和(自身を含む): 98751744

約数和(自身を除く): 34471619

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 125, 175, 325, 455, 875, 1625, 2275, 5651, 11375, 28255, 39557, 73463, 141275, 197785, 367315, 514241, 706375, 988925, 1836575, 2571205, 4944625, 9182875, 12856025, 64280125]

約数ペア:

[(1, 64280125), (5, 12856025), (7, 9182875), (13, 4944625), (25, 2571205), (35, 1836575), (65, 988925), (91, 706375), (125, 514241), (175, 367315), (325, 197785), (455, 141275), (875, 73463), (1625, 39557), (2275, 28255), (5651, 11375)]