65960020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:353

約数の個数: 96

約数和(自身を含む): 168779520

約数和(自身を除く): 102819500

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 137, 140, 181, 190, 266, 274, 362, 380, 532, 548, 665, 685, 724, 905, 959, 1267, 1330, 1370, 1810, 1918, 2534, 2603, 2660, 2740, 3439, 3620, 3836, 4795, 5068, 5206, 6335, 6878, 9590, 10412, 12670, 13015, 13756, 17195, 18221, 19180, 24073, 24797, 25340, 26030, 34390, 36442, 48146, 49594, 52060, 68780, 72884, 91105, 96292, 99188, 120365, 123985, 173579, 182210, 240730, 247970, 347158, 364420, 471143, 481460, 495940, 694316, 867895, 942286, 1735790, 1884572, 2355715, 3298001, 3471580, 4711430, 6596002, 9422860, 13192004, 16490005, 32980010, 65960020]

約数ペア:

[(1, 65960020), (2, 32980010), (4, 16490005), (5, 13192004), (7, 9422860), (10, 6596002), (14, 4711430), (19, 3471580), (20, 3298001), (28, 2355715), (35, 1884572), (38, 1735790), (70, 942286), (76, 867895), (95, 694316), (133, 495940), (137, 481460), (140, 471143), (181, 364420), (190, 347158), (266, 247970), (274, 240730), (362, 182210), (380, 173579), (532, 123985), (548, 120365), (665, 99188), (685, 96292), (724, 91105), (905, 72884), (959, 68780), (1267, 52060), (1330, 49594), (1370, 48146), (1810, 36442), (1918, 34390), (2534, 26030), (2603, 25340), (2660, 24797), (2740, 24073), (3439, 19180), (3620, 18221), (3836, 17195), (4795, 13756), (5068, 13015), (5206, 12670), (6335, 10412), (6878, 9590)]