56979760

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{5437}}^1$

素因数の和:5581

約数の個数: 40

約数和(自身を含む): 133513776

約数和(自身を除く): 76534016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 5240, 5437, 10480, 10874, 21748, 27185, 43496, 54370, 86992, 108740, 217480, 434960, 712247, 1424494, 2848988, 3561235, 5697976, 7122470, 11395952, 14244940, 28489880, 56979760]

約数ペア:

[(1, 56979760), (2, 28489880), (4, 14244940), (5, 11395952), (8, 7122470), (10, 5697976), (16, 3561235), (20, 2848988), (40, 1424494), (80, 712247), (131, 434960), (262, 217480), (524, 108740), (655, 86992), (1048, 54370), (1310, 43496), (2096, 27185), (2620, 21748), (5240, 10874), (5437, 10480)]