51492272

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:310

約数の個数: 60

約数和(自身を含む): 109602360

約数和(自身を除く): 58110088

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 137, 139, 169, 208, 274, 278, 338, 548, 556, 676, 1096, 1112, 1352, 1781, 1807, 2192, 2224, 2704, 3562, 3614, 7124, 7228, 14248, 14456, 19043, 23153, 23491, 28496, 28912, 38086, 46306, 46982, 76172, 92612, 93964, 152344, 185224, 187928, 247559, 304688, 370448, 375856, 495118, 990236, 1980472, 3218267, 3960944, 6436534, 12873068, 25746136, 51492272]

約数ペア:

[(1, 51492272), (2, 25746136), (4, 12873068), (8, 6436534), (13, 3960944), (16, 3218267), (26, 1980472), (52, 990236), (104, 495118), (137, 375856), (139, 370448), (169, 304688), (208, 247559), (274, 187928), (278, 185224), (338, 152344), (548, 93964), (556, 92612), (676, 76172), (1096, 46982), (1112, 46306), (1352, 38086), (1781, 28912), (1807, 28496), (2192, 23491), (2224, 23153), (2704, 19043), (3562, 14456), (3614, 14248), (7124, 7228)]