156055568

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{1259}}^1$

素因数の和:1455

約数の個数: 40

約数和(自身を含む): 309980160

約数和(自身を除く): 153924592

約数列:

[1, 2, 4, 8, 16, 61, 122, 127, 244, 254, 488, 508, 976, 1016, 1259, 2032, 2518, 5036, 7747, 10072, 15494, 20144, 30988, 61976, 76799, 123952, 153598, 159893, 307196, 319786, 614392, 639572, 1228784, 1279144, 2558288, 9753473, 19506946, 39013892, 78027784, 156055568]

約数ペア:

[(1, 156055568), (2, 78027784), (4, 39013892), (8, 19506946), (16, 9753473), (61, 2558288), (122, 1279144), (127, 1228784), (244, 639572), (254, 614392), (488, 319786), (508, 307196), (976, 159893), (1016, 153598), (1259, 123952), (2032, 76799), (2518, 61976), (5036, 30988), (7747, 20144), (10072, 15494)]