205608975

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1009}}^1$

素因数の和:1065

約数の個数: 96

約数和(自身を含む): 420806400

約数和(自身を除く): 215197425

約数列:

[1, 3, 5, 11, 13, 15, 19, 25, 33, 39, 55, 57, 65, 75, 95, 143, 165, 195, 209, 247, 275, 285, 325, 429, 475, 627, 715, 741, 825, 975, 1009, 1045, 1235, 1425, 2145, 2717, 3027, 3135, 3575, 3705, 5045, 5225, 6175, 8151, 10725, 11099, 13117, 13585, 15135, 15675, 18525, 19171, 25225, 33297, 39351, 40755, 55495, 57513, 65585, 67925, 75675, 95855, 144287, 166485, 196755, 203775, 210881, 249223, 277475, 287565, 327925, 432861, 479275, 632643, 721435, 747669, 832425, 983775, 1054405, 1246115, 1437825, 2164305, 2741453, 3163215, 3607175, 3738345, 5272025, 6230575, 8224359, 10821525, 13707265, 15816075, 18691725, 41121795, 68536325, 205608975]

約数ペア:

[(1, 205608975), (3, 68536325), (5, 41121795), (11, 18691725), (13, 15816075), (15, 13707265), (19, 10821525), (25, 8224359), (33, 6230575), (39, 5272025), (55, 3738345), (57, 3607175), (65, 3163215), (75, 2741453), (95, 2164305), (143, 1437825), (165, 1246115), (195, 1054405), (209, 983775), (247, 832425), (275, 747669), (285, 721435), (325, 632643), (429, 479275), (475, 432861), (627, 327925), (715, 287565), (741, 277475), (825, 249223), (975, 210881), (1009, 203775), (1045, 196755), (1235, 166485), (1425, 144287), (2145, 95855), (2717, 75675), (3027, 67925), (3135, 65585), (3575, 57513), (3705, 55495), (5045, 40755), (5225, 39351), (6175, 33297), (8151, 25225), (10725, 19171), (11099, 18525), (13117, 15675), (13585, 15135)]