25012480

素因数分解:

$2^8\times 5^1\times {\mathrm{19541}}^1$

素因数の和:19562

約数の個数: 36

約数和(自身を含む): 59915772

約数和(自身を除く): 34903292

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 19541, 39082, 78164, 97705, 156328, 195410, 312656, 390820, 625312, 781640, 1250624, 1563280, 2501248, 3126560, 5002496, 6253120, 12506240, 25012480]

約数ペア:

[(1, 25012480), (2, 12506240), (4, 6253120), (5, 5002496), (8, 3126560), (10, 2501248), (16, 1563280), (20, 1250624), (32, 781640), (40, 625312), (64, 390820), (80, 312656), (128, 195410), (160, 156328), (256, 97705), (320, 78164), (640, 39082), (1280, 19541)]