51881623020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1\times {\mathrm{25523}}^1$

素因数の和:26052

約数の個数: 144

約数和(自身を含む): 164557516032

約数和(自身を除く): 112675893012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 491, 690, 828, 982, 1035, 1380, 1473, 1964, 2070, 2455, 2946, 4140, 4419, 4910, 5892, 7365, 8838, 9820, 11293, 14730, 17676, 22095, 22586, 25523, 29460, 33879, 44190, 45172, 51046, 56465, 67758, 76569, 88380, 101637, 102092, 112930, 127615, 135516, 153138, 169395, 203274, 225860, 229707, 255230, 306276, 338790, 382845, 406548, 459414, 508185, 510460, 587029, 677580, 765690, 918828, 1016370, 1148535, 1174058, 1531380, 1761087, 2032740, 2297070, 2348116, 2935145, 3522174, 4594140, 5283261, 5870290, 7044348, 8805435, 10566522, 11740580, 12531793, 17610870, 21133044, 25063586, 26416305, 35221740, 37595379, 50127172, 52832610, 62658965, 75190758, 105665220, 112786137, 125317930, 150381516, 187976895, 225572274, 250635860, 288231239, 375953790, 451144548, 563930685, 576462478, 751907580, 864693717, 1127861370, 1152924956, 1441156195, 1729387434, 2255722740, 2594081151, 2882312390, 3458774868, 4323468585, 5188162302, 5764624780, 8646937170, 10376324604, 12970405755, 17293874340, 25940811510, 51881623020]

約数ペア:

[(1, 51881623020), (2, 25940811510), (3, 17293874340), (4, 12970405755), (5, 10376324604), (6, 8646937170), (9, 5764624780), (10, 5188162302), (12, 4323468585), (15, 3458774868), (18, 2882312390), (20, 2594081151), (23, 2255722740), (30, 1729387434), (36, 1441156195), (45, 1152924956), (46, 1127861370), (60, 864693717), (69, 751907580), (90, 576462478), (92, 563930685), (115, 451144548), (138, 375953790), (180, 288231239), (207, 250635860), (230, 225572274), (276, 187976895), (345, 150381516), (414, 125317930), (460, 112786137), (491, 105665220), (690, 75190758), (828, 62658965), (982, 52832610), (1035, 50127172), (1380, 37595379), (1473, 35221740), (1964, 26416305), (2070, 25063586), (2455, 21133044), (2946, 17610870), (4140, 12531793), (4419, 11740580), (4910, 10566522), (5892, 8805435), (7365, 7044348), (8838, 5870290), (9820, 5283261), (11293, 4594140), (14730, 3522174), (17676, 2935145), (22095, 2348116), (22586, 2297070), (25523, 2032740), (29460, 1761087), (33879, 1531380), (44190, 1174058), (45172, 1148535), (51046, 1016370), (56465, 918828), (67758, 765690), (76569, 677580), (88380, 587029), (101637, 510460), (102092, 508185), (112930, 459414), (127615, 406548), (135516, 382845), (153138, 338790), (169395, 306276), (203274, 255230), (225860, 229707)]