200728960

素因数分解:

$2^7\times 5^1\times {\mathrm{313639}}^1$

素因数の和:313658

約数の個数: 32

約数和(自身を含む): 479869200

約数和(自身を除く): 279140240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 313639, 627278, 1254556, 1568195, 2509112, 3136390, 5018224, 6272780, 10036448, 12545560, 20072896, 25091120, 40145792, 50182240, 100364480, 200728960]

約数ペア:

[(1, 200728960), (2, 100364480), (4, 50182240), (5, 40145792), (8, 25091120), (10, 20072896), (16, 12545560), (20, 10036448), (32, 6272780), (40, 5018224), (64, 3136390), (80, 2509112), (128, 1568195), (160, 1254556), (320, 627278), (640, 313639)]