13303380880

素因数分解:

$2^4\times 5^1\times {\mathrm{1297}}^1\times {\mathrm{128213}}^1$

素因数の和:129523

約数の個数: 40

約数和(自身を含む): 30954449592

約数和(自身を除く): 17651068712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1297, 2594, 5188, 6485, 10376, 12970, 20752, 25940, 51880, 103760, 128213, 256426, 512852, 641065, 1025704, 1282130, 2051408, 2564260, 5128520, 10257040, 166292261, 332584522, 665169044, 831461305, 1330338088, 1662922610, 2660676176, 3325845220, 6651690440, 13303380880]

約数ペア:

[(1, 13303380880), (2, 6651690440), (4, 3325845220), (5, 2660676176), (8, 1662922610), (10, 1330338088), (16, 831461305), (20, 665169044), (40, 332584522), (80, 166292261), (1297, 10257040), (2594, 5128520), (5188, 2564260), (6485, 2051408), (10376, 1282130), (12970, 1025704), (20752, 641065), (25940, 512852), (51880, 256426), (103760, 128213)]