89340970

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{1249}}^1$

素因数の和:1590

約数の個数: 32

約数和(自身を含む): 168480000

約数和(自身を除く): 79139030

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 311, 622, 1249, 1555, 2498, 3110, 6245, 7153, 12490, 14306, 28727, 35765, 57454, 71530, 143635, 287270, 388439, 776878, 1942195, 3884390, 8934097, 17868194, 44670485, 89340970]

約数ペア:

[(1, 89340970), (2, 44670485), (5, 17868194), (10, 8934097), (23, 3884390), (46, 1942195), (115, 776878), (230, 388439), (311, 287270), (622, 143635), (1249, 71530), (1555, 57454), (2498, 35765), (3110, 28727), (6245, 14306), (7153, 12490)]