63977920

素因数分解:

$2^6\times 5^1\times {\mathrm{199931}}^1$

素因数の和:199948

約数の個数: 28

約数和(自身を含む): 152348184

約数和(自身を除く): 88370264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 199931, 399862, 799724, 999655, 1599448, 1999310, 3198896, 3998620, 6397792, 7997240, 12795584, 15994480, 31988960, 63977920]

約数ペア:

[(1, 63977920), (2, 31988960), (4, 15994480), (5, 12795584), (8, 7997240), (10, 6397792), (16, 3998620), (20, 3198896), (32, 1999310), (40, 1599448), (64, 999655), (80, 799724), (160, 399862), (320, 199931)]