26466715

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:128

約数の個数: 48

約数和(自身を含む): 38624256

約数和(自身を除く): 12157541

約数列:

[1, 5, 11, 19, 31, 43, 55, 95, 155, 209, 215, 341, 361, 473, 589, 817, 1045, 1333, 1705, 1805, 2365, 2945, 3971, 4085, 6479, 6665, 8987, 11191, 14663, 15523, 19855, 25327, 32395, 44935, 55955, 73315, 77615, 123101, 126635, 170753, 278597, 481213, 615505, 853765, 1392985, 2406065, 5293343, 26466715]

約数ペア:

[(1, 26466715), (5, 5293343), (11, 2406065), (19, 1392985), (31, 853765), (43, 615505), (55, 481213), (95, 278597), (155, 170753), (209, 126635), (215, 123101), (341, 77615), (361, 73315), (473, 55955), (589, 44935), (817, 32395), (1045, 25327), (1333, 19855), (1705, 15523), (1805, 14663), (2365, 11191), (2945, 8987), (3971, 6665), (4085, 6479)]