25744012

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 57200640

約数和(自身を除く): 31456628

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 49, 62, 76, 98, 124, 133, 196, 217, 223, 266, 434, 446, 532, 589, 868, 892, 931, 1178, 1519, 1561, 1862, 2356, 3038, 3122, 3724, 4123, 4237, 6076, 6244, 6913, 8246, 8474, 10927, 13826, 16492, 16948, 21854, 27652, 28861, 29659, 43708, 48391, 57722, 59318, 96782, 115444, 118636, 131347, 193564, 207613, 262694, 338737, 415226, 525388, 677474, 830452, 919429, 1354948, 1838858, 3677716, 6436003, 12872006, 25744012]

約数ペア:

[(1, 25744012), (2, 12872006), (4, 6436003), (7, 3677716), (14, 1838858), (19, 1354948), (28, 919429), (31, 830452), (38, 677474), (49, 525388), (62, 415226), (76, 338737), (98, 262694), (124, 207613), (133, 193564), (196, 131347), (217, 118636), (223, 115444), (266, 96782), (434, 59318), (446, 57722), (532, 48391), (589, 43708), (868, 29659), (892, 28861), (931, 27652), (1178, 21854), (1519, 16948), (1561, 16492), (1862, 13826), (2356, 10927), (3038, 8474), (3122, 8246), (3724, 6913), (4123, 6244), (4237, 6076)]