254254312

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4639}}^1$

素因数の和:4706

約数の個数: 64

約数和(自身を含む): 561254400

約数和(自身を除く): 307000088

約数列:

[1, 2, 4, 8, 13, 17, 26, 31, 34, 52, 62, 68, 104, 124, 136, 221, 248, 403, 442, 527, 806, 884, 1054, 1612, 1768, 2108, 3224, 4216, 4639, 6851, 9278, 13702, 18556, 27404, 37112, 54808, 60307, 78863, 120614, 143809, 157726, 241228, 287618, 315452, 482456, 575236, 630904, 1025219, 1150472, 1869517, 2050438, 2444753, 3739034, 4100876, 4889506, 7478068, 8201752, 9779012, 14956136, 19558024, 31781789, 63563578, 127127156, 254254312]

約数ペア:

[(1, 254254312), (2, 127127156), (4, 63563578), (8, 31781789), (13, 19558024), (17, 14956136), (26, 9779012), (31, 8201752), (34, 7478068), (52, 4889506), (62, 4100876), (68, 3739034), (104, 2444753), (124, 2050438), (136, 1869517), (221, 1150472), (248, 1025219), (403, 630904), (442, 575236), (527, 482456), (806, 315452), (884, 287618), (1054, 241228), (1612, 157726), (1768, 143809), (2108, 120614), (3224, 78863), (4216, 60307), (4639, 54808), (6851, 37112), (9278, 27404), (13702, 18556)]