155703790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61543}}^1$

素因数の和:61584

約数の個数: 32

約数和(自身を含む): 319044096

約数和(自身を除く): 163340306

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 61543, 123086, 307715, 615430, 676973, 1353946, 1415489, 2830978, 3384865, 6769730, 7077445, 14154890, 15570379, 31140758, 77851895, 155703790]

約数ペア:

[(1, 155703790), (2, 77851895), (5, 31140758), (10, 15570379), (11, 14154890), (22, 7077445), (23, 6769730), (46, 3384865), (55, 2830978), (110, 1415489), (115, 1353946), (230, 676973), (253, 615430), (506, 307715), (1265, 123086), (2530, 61543)]