70888960

素因数分解:

$2^9\times 5^1\times {\mathrm{27691}}^1$

素因数の和:27714

約数の個数: 40

約数和(自身を含む): 169973496

約数和(自身を除く): 99084536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 27691, 55382, 110764, 138455, 221528, 276910, 443056, 553820, 886112, 1107640, 1772224, 2215280, 3544448, 4430560, 7088896, 8861120, 14177792, 17722240, 35444480, 70888960]

約数ペア:

[(1, 70888960), (2, 35444480), (4, 17722240), (5, 14177792), (8, 8861120), (10, 7088896), (16, 4430560), (20, 3544448), (32, 2215280), (40, 1772224), (64, 1107640), (80, 886112), (128, 553820), (160, 443056), (256, 276910), (320, 221528), (512, 138455), (640, 110764), (1280, 55382), (2560, 27691)]