331379725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{5233}}^1$

素因数の和:5409

約数の個数: 24

約数和(自身を含む): 438085800

約数和(自身を除く): 106706075

約数列:

[1, 5, 17, 25, 85, 149, 425, 745, 2533, 3725, 5233, 12665, 26165, 63325, 88961, 130825, 444805, 779717, 2224025, 3898585, 13255189, 19492925, 66275945, 331379725]

約数ペア:

[(1, 331379725), (5, 66275945), (17, 19492925), (25, 13255189), (85, 3898585), (149, 2224025), (425, 779717), (745, 444805), (2533, 130825), (3725, 88961), (5233, 63325), (12665, 26165)]