74172970

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{349}}^1\times {\mathrm{401}}^1$

素因数の和:810

約数の個数: 32

約数和(自身を含む): 136760400

約数和(自身を除く): 62587430

約数列:

[1, 2, 5, 10, 53, 106, 265, 349, 401, 530, 698, 802, 1745, 2005, 3490, 4010, 18497, 21253, 36994, 42506, 92485, 106265, 139949, 184970, 212530, 279898, 699745, 1399490, 7417297, 14834594, 37086485, 74172970]

約数ペア:

[(1, 74172970), (2, 37086485), (5, 14834594), (10, 7417297), (53, 1399490), (106, 699745), (265, 279898), (349, 212530), (401, 184970), (530, 139949), (698, 106265), (802, 92485), (1745, 42506), (2005, 36994), (3490, 21253), (4010, 18497)]