39207025

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{997}}^1$

素因数の和:1042

約数の個数: 36

約数和(自身を含む): 57606556

約数和(自身を除く): 18399531

約数列:

[1, 5, 11, 13, 25, 55, 65, 121, 143, 275, 325, 605, 715, 997, 1573, 3025, 3575, 4985, 7865, 10967, 12961, 24925, 39325, 54835, 64805, 120637, 142571, 274175, 324025, 603185, 712855, 1568281, 3015925, 3564275, 7841405, 39207025]

約数ペア:

[(1, 39207025), (5, 7841405), (11, 3564275), (13, 3015925), (25, 1568281), (55, 712855), (65, 603185), (121, 324025), (143, 274175), (275, 142571), (325, 120637), (605, 64805), (715, 54835), (997, 39325), (1573, 24925), (3025, 12961), (3575, 10967), (4985, 7865)]