80928166

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{1109}}^1$

素因数の和:1260

約数の個数: 32

約数和(自身を含む): 138101760

約数和(自身を除く): 57173594

約数列:

[1, 2, 11, 22, 31, 62, 107, 214, 341, 682, 1109, 1177, 2218, 2354, 3317, 6634, 12199, 24398, 34379, 36487, 68758, 72974, 118663, 237326, 378169, 756338, 1305293, 2610586, 3678553, 7357106, 40464083, 80928166]

約数ペア:

[(1, 80928166), (2, 40464083), (11, 7357106), (22, 3678553), (31, 2610586), (62, 1305293), (107, 756338), (214, 378169), (341, 237326), (682, 118663), (1109, 72974), (1177, 68758), (2218, 36487), (2354, 34379), (3317, 24398), (6634, 12199)]