64751725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{607}}^1$

素因数の和:885

約数の個数: 24

約数和(自身を含む): 85494528

約数和(自身を除く): 20742803

約数列:

[1, 5, 17, 25, 85, 251, 425, 607, 1255, 3035, 4267, 6275, 10319, 15175, 21335, 51595, 106675, 152357, 257975, 761785, 2590069, 3808925, 12950345, 64751725]

約数ペア:

[(1, 64751725), (5, 12950345), (17, 3808925), (25, 2590069), (85, 761785), (251, 257975), (425, 152357), (607, 106675), (1255, 51595), (3035, 21335), (4267, 15175), (6275, 10319)]