252772480

素因数分解:

$2^7\times 5^1\times {\mathrm{487}}^1\times {\mathrm{811}}^1$

素因数の和:1317

約数の個数: 64

約数和(自身を含む): 606271680

約数和(自身を除く): 353499200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 487, 640, 811, 974, 1622, 1948, 2435, 3244, 3896, 4055, 4870, 6488, 7792, 8110, 9740, 12976, 15584, 16220, 19480, 25952, 31168, 32440, 38960, 51904, 62336, 64880, 77920, 103808, 129760, 155840, 259520, 311680, 394957, 519040, 789914, 1579828, 1974785, 3159656, 3949570, 6319312, 7899140, 12638624, 15798280, 25277248, 31596560, 50554496, 63193120, 126386240, 252772480]

約数ペア:

[(1, 252772480), (2, 126386240), (4, 63193120), (5, 50554496), (8, 31596560), (10, 25277248), (16, 15798280), (20, 12638624), (32, 7899140), (40, 6319312), (64, 3949570), (80, 3159656), (128, 1974785), (160, 1579828), (320, 789914), (487, 519040), (640, 394957), (811, 311680), (974, 259520), (1622, 155840), (1948, 129760), (2435, 103808), (3244, 77920), (3896, 64880), (4055, 62336), (4870, 51904), (6488, 38960), (7792, 32440), (8110, 31168), (9740, 25952), (12976, 19480), (15584, 16220)]