76888120

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{271}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 178899840

約数和(自身を除く): 102011720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 173, 205, 271, 328, 346, 410, 542, 692, 820, 865, 1084, 1355, 1384, 1640, 1730, 2168, 2710, 3460, 5420, 6920, 7093, 10840, 11111, 14186, 22222, 28372, 35465, 44444, 46883, 55555, 56744, 70930, 88888, 93766, 111110, 141860, 187532, 222220, 234415, 283720, 375064, 444440, 468830, 937660, 1875320, 1922203, 3844406, 7688812, 9611015, 15377624, 19222030, 38444060, 76888120]

約数ペア:

[(1, 76888120), (2, 38444060), (4, 19222030), (5, 15377624), (8, 9611015), (10, 7688812), (20, 3844406), (40, 1922203), (41, 1875320), (82, 937660), (164, 468830), (173, 444440), (205, 375064), (271, 283720), (328, 234415), (346, 222220), (410, 187532), (542, 141860), (692, 111110), (820, 93766), (865, 88888), (1084, 70930), (1355, 56744), (1384, 55555), (1640, 46883), (1730, 44444), (2168, 35465), (2710, 28372), (3460, 22222), (5420, 14186), (6920, 11111), (7093, 10840)]