25316480

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{5651}}^1$

素因数の和:5677

約数の個数: 64

約数和(自身を含む): 69180480

約数和(自身を除く): 43864000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 5651, 11302, 22604, 28255, 39557, 45208, 56510, 79114, 90416, 113020, 158228, 180832, 197785, 226040, 316456, 361664, 395570, 452080, 632912, 723328, 791140, 904160, 1265824, 1582280, 1808320, 2531648, 3164560, 3616640, 5063296, 6329120, 12658240, 25316480]

約数ペア:

[(1, 25316480), (2, 12658240), (4, 6329120), (5, 5063296), (7, 3616640), (8, 3164560), (10, 2531648), (14, 1808320), (16, 1582280), (20, 1265824), (28, 904160), (32, 791140), (35, 723328), (40, 632912), (56, 452080), (64, 395570), (70, 361664), (80, 316456), (112, 226040), (128, 197785), (140, 180832), (160, 158228), (224, 113020), (280, 90416), (320, 79114), (448, 56510), (560, 45208), (640, 39557), (896, 28255), (1120, 22604), (2240, 11302), (4480, 5651)]