61377580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1777}}^1$

素因数の和:1954

約数の個数: 48

約数和(自身を含む): 141585696

約数和(自身を除く): 80208116

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 157, 220, 314, 628, 785, 1570, 1727, 1777, 3140, 3454, 3554, 6908, 7108, 8635, 8885, 17270, 17770, 19547, 34540, 35540, 39094, 78188, 97735, 195470, 278989, 390940, 557978, 1115956, 1394945, 2789890, 3068879, 5579780, 6137758, 12275516, 15344395, 30688790, 61377580]

約数ペア:

[(1, 61377580), (2, 30688790), (4, 15344395), (5, 12275516), (10, 6137758), (11, 5579780), (20, 3068879), (22, 2789890), (44, 1394945), (55, 1115956), (110, 557978), (157, 390940), (220, 278989), (314, 195470), (628, 97735), (785, 78188), (1570, 39094), (1727, 35540), (1777, 34540), (3140, 19547), (3454, 17770), (3554, 17270), (6908, 8885), (7108, 8635)]