80017312

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{641}}^1$

素因数の和:781

約数の個数: 48

約数和(自身を含む): 163078272

約数和(自身を除く): 83060960

約数列:

[1, 2, 4, 8, 16, 32, 47, 83, 94, 166, 188, 332, 376, 641, 664, 752, 1282, 1328, 1504, 2564, 2656, 3901, 5128, 7802, 10256, 15604, 20512, 30127, 31208, 53203, 60254, 62416, 106406, 120508, 124832, 212812, 241016, 425624, 482032, 851248, 964064, 1702496, 2500541, 5001082, 10002164, 20004328, 40008656, 80017312]

約数ペア:

[(1, 80017312), (2, 40008656), (4, 20004328), (8, 10002164), (16, 5001082), (32, 2500541), (47, 1702496), (83, 964064), (94, 851248), (166, 482032), (188, 425624), (332, 241016), (376, 212812), (641, 124832), (664, 120508), (752, 106406), (1282, 62416), (1328, 60254), (1504, 53203), (2564, 31208), (2656, 30127), (3901, 20512), (5128, 15604), (7802, 10256)]