87981328

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{683}}^1$

素因数の和:871

約数の個数: 40

約数和(自身を含む): 174551328

約数和(自身を除く): 86570000

約数列:

[1, 2, 4, 8, 16, 83, 97, 166, 194, 332, 388, 664, 683, 776, 1328, 1366, 1552, 2732, 5464, 8051, 10928, 16102, 32204, 56689, 64408, 66251, 113378, 128816, 132502, 226756, 265004, 453512, 530008, 907024, 1060016, 5498833, 10997666, 21995332, 43990664, 87981328]

約数ペア:

[(1, 87981328), (2, 43990664), (4, 21995332), (8, 10997666), (16, 5498833), (83, 1060016), (97, 907024), (166, 530008), (194, 453512), (332, 265004), (388, 226756), (664, 132502), (683, 128816), (776, 113378), (1328, 66251), (1366, 64408), (1552, 56689), (2732, 32204), (5464, 16102), (8051, 10928)]