68668280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{90353}}^1$

素因数の和:90383

約数の個数: 32

約数和(自身を含む): 162637200

約数和(自身を除く): 93968920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 90353, 180706, 361412, 451765, 722824, 903530, 1716707, 1807060, 3433414, 3614120, 6866828, 8583535, 13733656, 17167070, 34334140, 68668280]

約数ペア:

[(1, 68668280), (2, 34334140), (4, 17167070), (5, 13733656), (8, 8583535), (10, 6866828), (19, 3614120), (20, 3433414), (38, 1807060), (40, 1716707), (76, 903530), (95, 722824), (152, 451765), (190, 361412), (380, 180706), (760, 90353)]