25423112

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:414

約数の個数: 64

約数和(自身を含む): 56972160

約数和(自身を除く): 31549048

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 71, 88, 104, 142, 143, 284, 286, 313, 568, 572, 626, 781, 923, 1144, 1252, 1562, 1846, 2504, 3124, 3443, 3692, 4069, 6248, 6886, 7384, 8138, 10153, 13772, 16276, 20306, 22223, 27544, 32552, 40612, 44446, 44759, 81224, 88892, 89518, 177784, 179036, 244453, 288899, 358072, 488906, 577798, 977812, 1155596, 1955624, 2311192, 3177889, 6355778, 12711556, 25423112]

約数ペア:

[(1, 25423112), (2, 12711556), (4, 6355778), (8, 3177889), (11, 2311192), (13, 1955624), (22, 1155596), (26, 977812), (44, 577798), (52, 488906), (71, 358072), (88, 288899), (104, 244453), (142, 179036), (143, 177784), (284, 89518), (286, 88892), (313, 81224), (568, 44759), (572, 44446), (626, 40612), (781, 32552), (923, 27544), (1144, 22223), (1252, 20306), (1562, 16276), (1846, 13772), (2504, 10153), (3124, 8138), (3443, 7384), (3692, 6886), (4069, 6248)]