64284275

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{269}}^1$

素因数の和:380

約数の個数: 36

約数和(自身を含む): 89056800

約数和(自身を除く): 24772525

約数列:

[1, 5, 11, 25, 55, 79, 121, 269, 275, 395, 605, 869, 1345, 1975, 2959, 3025, 4345, 6725, 9559, 14795, 21251, 21725, 32549, 47795, 73975, 106255, 162745, 233761, 238975, 531275, 813725, 1168805, 2571371, 5844025, 12856855, 64284275]

約数ペア:

[(1, 64284275), (5, 12856855), (11, 5844025), (25, 2571371), (55, 1168805), (79, 813725), (121, 531275), (269, 238975), (275, 233761), (395, 162745), (605, 106255), (869, 73975), (1345, 47795), (1975, 32549), (2959, 21725), (3025, 21251), (4345, 14795), (6725, 9559)]