86564480

素因数分解:

$2^7\times 5^1\times {\mathrm{135257}}^1$

素因数の和:135276

約数の個数: 32

約数和(自身を含む): 206944740

約数和(自身を除く): 120380260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 135257, 270514, 541028, 676285, 1082056, 1352570, 2164112, 2705140, 4328224, 5410280, 8656448, 10820560, 17312896, 21641120, 43282240, 86564480]

約数ペア:

[(1, 86564480), (2, 43282240), (4, 21641120), (5, 17312896), (8, 10820560), (10, 8656448), (16, 5410280), (20, 4328224), (32, 2705140), (40, 2164112), (64, 1352570), (80, 1082056), (128, 676285), (160, 541028), (320, 270514), (640, 135257)]