25946336

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{643}}^1$

素因数の和:763

約数の個数: 48

約数和(自身を含む): 55664784

約数和(自身を除く): 29718448

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 97, 104, 194, 208, 388, 416, 643, 776, 1261, 1286, 1552, 2522, 2572, 3104, 5044, 5144, 8359, 10088, 10288, 16718, 20176, 20576, 33436, 40352, 62371, 66872, 124742, 133744, 249484, 267488, 498968, 810823, 997936, 1621646, 1995872, 3243292, 6486584, 12973168, 25946336]

約数ペア:

[(1, 25946336), (2, 12973168), (4, 6486584), (8, 3243292), (13, 1995872), (16, 1621646), (26, 997936), (32, 810823), (52, 498968), (97, 267488), (104, 249484), (194, 133744), (208, 124742), (388, 66872), (416, 62371), (643, 40352), (776, 33436), (1261, 20576), (1286, 20176), (1552, 16718), (2522, 10288), (2572, 10088), (3104, 8359), (5044, 5144)]