26157460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{727}}^1$

素因数の和:1000

約数の個数: 48

約数和(自身を含む): 63108864

約数和(自身を除く): 36951404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 514, 727, 1028, 1285, 1454, 1799, 2570, 2908, 3598, 3635, 5089, 5140, 7196, 7270, 8995, 10178, 14540, 17990, 20356, 25445, 35980, 50890, 101780, 186839, 373678, 747356, 934195, 1307873, 1868390, 2615746, 3736780, 5231492, 6539365, 13078730, 26157460]

約数ペア:

[(1, 26157460), (2, 13078730), (4, 6539365), (5, 5231492), (7, 3736780), (10, 2615746), (14, 1868390), (20, 1307873), (28, 934195), (35, 747356), (70, 373678), (140, 186839), (257, 101780), (514, 50890), (727, 35980), (1028, 25445), (1285, 20356), (1454, 17990), (1799, 14540), (2570, 10178), (2908, 8995), (3598, 7270), (3635, 7196), (5089, 5140)]