25255620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:322

約数の個数: 144

約数和(自身を含む): 84756672

約数和(自身を除く): 59501052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 43, 45, 52, 60, 65, 78, 86, 90, 117, 129, 130, 156, 172, 180, 195, 215, 234, 251, 258, 260, 387, 390, 430, 468, 502, 516, 559, 585, 645, 753, 774, 780, 860, 1004, 1118, 1170, 1255, 1290, 1506, 1548, 1677, 1935, 2236, 2259, 2340, 2510, 2580, 2795, 3012, 3263, 3354, 3765, 3870, 4518, 5020, 5031, 5590, 6526, 6708, 7530, 7740, 8385, 9036, 9789, 10062, 10793, 11180, 11295, 13052, 15060, 16315, 16770, 19578, 20124, 21586, 22590, 25155, 29367, 32379, 32630, 33540, 39156, 43172, 45180, 48945, 50310, 53965, 58734, 64758, 65260, 97137, 97890, 100620, 107930, 117468, 129516, 140309, 146835, 161895, 194274, 195780, 215860, 280618, 293670, 323790, 388548, 420927, 485685, 561236, 587340, 647580, 701545, 841854, 971370, 1262781, 1403090, 1683708, 1942740, 2104635, 2525562, 2806180, 4209270, 5051124, 6313905, 8418540, 12627810, 25255620]

約数ペア:

[(1, 25255620), (2, 12627810), (3, 8418540), (4, 6313905), (5, 5051124), (6, 4209270), (9, 2806180), (10, 2525562), (12, 2104635), (13, 1942740), (15, 1683708), (18, 1403090), (20, 1262781), (26, 971370), (30, 841854), (36, 701545), (39, 647580), (43, 587340), (45, 561236), (52, 485685), (60, 420927), (65, 388548), (78, 323790), (86, 293670), (90, 280618), (117, 215860), (129, 195780), (130, 194274), (156, 161895), (172, 146835), (180, 140309), (195, 129516), (215, 117468), (234, 107930), (251, 100620), (258, 97890), (260, 97137), (387, 65260), (390, 64758), (430, 58734), (468, 53965), (502, 50310), (516, 48945), (559, 45180), (585, 43172), (645, 39156), (753, 33540), (774, 32630), (780, 32379), (860, 29367), (1004, 25155), (1118, 22590), (1170, 21586), (1255, 20124), (1290, 19578), (1506, 16770), (1548, 16315), (1677, 15060), (1935, 13052), (2236, 11295), (2259, 11180), (2340, 10793), (2510, 10062), (2580, 9789), (2795, 9036), (3012, 8385), (3263, 7740), (3354, 7530), (3765, 6708), (3870, 6526), (4518, 5590), (5020, 5031)]