65482240

素因数分解:

$2^9\times 5^1\times {\mathrm{25579}}^1$

素因数の和:25602

約数の個数: 40

約数和(自身を含む): 157010040

約数和(自身を除く): 91527800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 25579, 51158, 102316, 127895, 204632, 255790, 409264, 511580, 818528, 1023160, 1637056, 2046320, 3274112, 4092640, 6548224, 8185280, 13096448, 16370560, 32741120, 65482240]

約数ペア:

[(1, 65482240), (2, 32741120), (4, 16370560), (5, 13096448), (8, 8185280), (10, 6548224), (16, 4092640), (20, 3274112), (32, 2046320), (40, 1637056), (64, 1023160), (80, 818528), (128, 511580), (160, 409264), (256, 255790), (320, 204632), (512, 127895), (640, 102316), (1280, 51158), (2560, 25579)]