126581680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1187}}^1$

素因数の和:1274

約数の個数: 80

約数和(自身を含む): 311122944

約数和(自身を除く): 184541264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 43, 62, 80, 86, 124, 155, 172, 215, 248, 310, 344, 430, 496, 620, 688, 860, 1187, 1240, 1333, 1720, 2374, 2480, 2666, 3440, 4748, 5332, 5935, 6665, 9496, 10664, 11870, 13330, 18992, 21328, 23740, 26660, 36797, 47480, 51041, 53320, 73594, 94960, 102082, 106640, 147188, 183985, 204164, 255205, 294376, 367970, 408328, 510410, 588752, 735940, 816656, 1020820, 1471880, 1582271, 2041640, 2943760, 3164542, 4083280, 6329084, 7911355, 12658168, 15822710, 25316336, 31645420, 63290840, 126581680]

約数ペア:

[(1, 126581680), (2, 63290840), (4, 31645420), (5, 25316336), (8, 15822710), (10, 12658168), (16, 7911355), (20, 6329084), (31, 4083280), (40, 3164542), (43, 2943760), (62, 2041640), (80, 1582271), (86, 1471880), (124, 1020820), (155, 816656), (172, 735940), (215, 588752), (248, 510410), (310, 408328), (344, 367970), (430, 294376), (496, 255205), (620, 204164), (688, 183985), (860, 147188), (1187, 106640), (1240, 102082), (1333, 94960), (1720, 73594), (2374, 53320), (2480, 51041), (2666, 47480), (3440, 36797), (4748, 26660), (5332, 23740), (5935, 21328), (6665, 18992), (9496, 13330), (10664, 11870)]