70289920

素因数分解:

$2^9\times 5^1\times {\mathrm{27457}}^1$

素因数の和:27480

約数の個数: 40

約数和(自身を含む): 168537204

約数和(自身を除く): 98247284

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 27457, 54914, 109828, 137285, 219656, 274570, 439312, 549140, 878624, 1098280, 1757248, 2196560, 3514496, 4393120, 7028992, 8786240, 14057984, 17572480, 35144960, 70289920]

約数ペア:

[(1, 70289920), (2, 35144960), (4, 17572480), (5, 14057984), (8, 8786240), (10, 7028992), (16, 4393120), (20, 3514496), (32, 2196560), (40, 1757248), (64, 1098280), (80, 878624), (128, 549140), (160, 439312), (256, 274570), (320, 219656), (512, 137285), (640, 109828), (1280, 54914), (2560, 27457)]