25345216

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{743}}^1$

素因数の和:809

約数の個数: 56

約数和(自身を含む): 55558944

約数和(自身を除く): 30213728

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 82, 104, 164, 208, 328, 416, 533, 656, 743, 832, 1066, 1312, 1486, 2132, 2624, 2972, 4264, 5944, 8528, 9659, 11888, 17056, 19318, 23776, 30463, 34112, 38636, 47552, 60926, 77272, 121852, 154544, 243704, 309088, 396019, 487408, 618176, 792038, 974816, 1584076, 1949632, 3168152, 6336304, 12672608, 25345216]

約数ペア:

[(1, 25345216), (2, 12672608), (4, 6336304), (8, 3168152), (13, 1949632), (16, 1584076), (26, 974816), (32, 792038), (41, 618176), (52, 487408), (64, 396019), (82, 309088), (104, 243704), (164, 154544), (208, 121852), (328, 77272), (416, 60926), (533, 47552), (656, 38636), (743, 34112), (832, 30463), (1066, 23776), (1312, 19318), (1486, 17056), (2132, 11888), (2624, 9659), (2972, 8528), (4264, 5944)]