137239520

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{77977}}^1$

素因数の和:78003

約数の個数: 48

約数和(自身を含む): 353708208

約数和(自身を除く): 216468688

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 77977, 155954, 311908, 389885, 623816, 779770, 857747, 1247632, 1559540, 1715494, 2495264, 3119080, 3430988, 4288735, 6238160, 6861976, 8577470, 12476320, 13723952, 17154940, 27447904, 34309880, 68619760, 137239520]

約数ペア:

[(1, 137239520), (2, 68619760), (4, 34309880), (5, 27447904), (8, 17154940), (10, 13723952), (11, 12476320), (16, 8577470), (20, 6861976), (22, 6238160), (32, 4288735), (40, 3430988), (44, 3119080), (55, 2495264), (80, 1715494), (88, 1559540), (110, 1247632), (160, 857747), (176, 779770), (220, 623816), (352, 389885), (440, 311908), (880, 155954), (1760, 77977)]