78989042

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{419}}^1$

素因数の和:503

約数の個数: 48

約数和(自身を含む): 140767200

約数和(自身を除く): 61778158

約数列:

[1, 2, 11, 19, 22, 38, 41, 82, 121, 209, 242, 418, 419, 451, 779, 838, 902, 1558, 2299, 4598, 4609, 4961, 7961, 8569, 9218, 9922, 15922, 17138, 17179, 34358, 50699, 87571, 94259, 101398, 175142, 188518, 188969, 326401, 377938, 652802, 963281, 1926562, 2078659, 3590411, 4157318, 7180822, 39494521, 78989042]

約数ペア:

[(1, 78989042), (2, 39494521), (11, 7180822), (19, 4157318), (22, 3590411), (38, 2078659), (41, 1926562), (82, 963281), (121, 652802), (209, 377938), (242, 326401), (418, 188969), (419, 188518), (451, 175142), (779, 101398), (838, 94259), (902, 87571), (1558, 50699), (2299, 34358), (4598, 17179), (4609, 17138), (4961, 15922), (7961, 9922), (8569, 9218)]