164449168

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{997}}^1$

素因数の和:1092

約数の個数: 60

約数和(自身を含む): 351022548

約数和(自身を除く): 186573380

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 169, 208, 244, 338, 488, 676, 793, 976, 997, 1352, 1586, 1994, 2704, 3172, 3988, 6344, 7976, 10309, 12688, 12961, 15952, 20618, 25922, 41236, 51844, 60817, 82472, 103688, 121634, 164944, 168493, 207376, 243268, 336986, 486536, 673972, 790621, 973072, 1347944, 1581242, 2695888, 3162484, 6324968, 10278073, 12649936, 20556146, 41112292, 82224584, 164449168]

約数ペア:

[(1, 164449168), (2, 82224584), (4, 41112292), (8, 20556146), (13, 12649936), (16, 10278073), (26, 6324968), (52, 3162484), (61, 2695888), (104, 1581242), (122, 1347944), (169, 973072), (208, 790621), (244, 673972), (338, 486536), (488, 336986), (676, 243268), (793, 207376), (976, 168493), (997, 164944), (1352, 121634), (1586, 103688), (1994, 82472), (2704, 60817), (3172, 51844), (3988, 41236), (6344, 25922), (7976, 20618), (10309, 15952), (12688, 12961)]