201558170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{1061}}^1$

素因数の和:1247

約数の個数: 48

約数和(自身を含む): 401703624

約数和(自身を除く): 200145454

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 157, 242, 314, 605, 785, 1061, 1210, 1570, 1727, 2122, 3454, 5305, 8635, 10610, 11671, 17270, 18997, 23342, 37994, 58355, 94985, 116710, 128381, 166577, 189970, 256762, 333154, 641905, 832885, 1283810, 1665770, 1832347, 3664694, 9161735, 18323470, 20155817, 40311634, 100779085, 201558170]

約数ペア:

[(1, 201558170), (2, 100779085), (5, 40311634), (10, 20155817), (11, 18323470), (22, 9161735), (55, 3664694), (110, 1832347), (121, 1665770), (157, 1283810), (242, 832885), (314, 641905), (605, 333154), (785, 256762), (1061, 189970), (1210, 166577), (1570, 128381), (1727, 116710), (2122, 94985), (3454, 58355), (5305, 37994), (8635, 23342), (10610, 18997), (11671, 17270)]