25696112

素因数分解:

$2^4\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:107

約数の個数: 80

約数和(自身を含む): 58433760

約数和(自身を除く): 32737648

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 43, 52, 68, 86, 104, 136, 169, 172, 208, 221, 272, 338, 344, 442, 559, 676, 688, 731, 884, 1118, 1352, 1462, 1768, 2197, 2236, 2704, 2873, 2924, 3536, 4394, 4472, 5746, 5848, 7267, 8788, 8944, 9503, 11492, 11696, 14534, 17576, 19006, 22984, 29068, 35152, 37349, 38012, 45968, 58136, 74698, 76024, 94471, 116272, 123539, 149396, 152048, 188942, 247078, 298792, 377884, 494156, 597584, 755768, 988312, 1511536, 1606007, 1976624, 3212014, 6424028, 12848056, 25696112]

約数ペア:

[(1, 25696112), (2, 12848056), (4, 6424028), (8, 3212014), (13, 1976624), (16, 1606007), (17, 1511536), (26, 988312), (34, 755768), (43, 597584), (52, 494156), (68, 377884), (86, 298792), (104, 247078), (136, 188942), (169, 152048), (172, 149396), (208, 123539), (221, 116272), (272, 94471), (338, 76024), (344, 74698), (442, 58136), (559, 45968), (676, 38012), (688, 37349), (731, 35152), (884, 29068), (1118, 22984), (1352, 19006), (1462, 17576), (1768, 14534), (2197, 11696), (2236, 11492), (2704, 9503), (2873, 8944), (2924, 8788), (3536, 7267), (4394, 5848), (4472, 5746)]