25294865648

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{74017}}^1$

素因数の和:74122

約数の個数: 80

約数和(自身を含む): 55509947136

約数和(自身を除く): 30215081488

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 53, 62, 104, 106, 124, 208, 212, 248, 403, 424, 496, 689, 806, 848, 1378, 1612, 1643, 2756, 3224, 3286, 5512, 6448, 6572, 11024, 13144, 21359, 26288, 42718, 74017, 85436, 148034, 170872, 296068, 341744, 592136, 962221, 1184272, 1924442, 2294527, 3848884, 3922901, 4589054, 7697768, 7845802, 9178108, 15395536, 15691604, 18356216, 29828851, 31383208, 36712432, 50997713, 59657702, 62766416, 101995426, 119315404, 121609931, 203990852, 238630808, 243219862, 407981704, 477261616, 486439724, 815963408, 972879448, 1580929103, 1945758896, 3161858206, 6323716412, 12647432824, 25294865648]

約数ペア:

[(1, 25294865648), (2, 12647432824), (4, 6323716412), (8, 3161858206), (13, 1945758896), (16, 1580929103), (26, 972879448), (31, 815963408), (52, 486439724), (53, 477261616), (62, 407981704), (104, 243219862), (106, 238630808), (124, 203990852), (208, 121609931), (212, 119315404), (248, 101995426), (403, 62766416), (424, 59657702), (496, 50997713), (689, 36712432), (806, 31383208), (848, 29828851), (1378, 18356216), (1612, 15691604), (1643, 15395536), (2756, 9178108), (3224, 7845802), (3286, 7697768), (5512, 4589054), (6448, 3922901), (6572, 3848884), (11024, 2294527), (13144, 1924442), (21359, 1184272), (26288, 962221), (42718, 592136), (74017, 341744), (85436, 296068), (148034, 170872)]