204872056580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1979}}^1\times {\mathrm{3061}}^1$

素因数の和:5157

約数の個数: 96

約数和(自身を含む): 458344656000

約数和(自身を除く): 253472599420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 89, 95, 178, 190, 356, 380, 445, 890, 1691, 1780, 1979, 3061, 3382, 3958, 6122, 6764, 7916, 8455, 9895, 12244, 15305, 16910, 19790, 30610, 33820, 37601, 39580, 58159, 61220, 75202, 116318, 150404, 176131, 188005, 232636, 272429, 290795, 352262, 376010, 544858, 581590, 704524, 752020, 880655, 1089716, 1163180, 1362145, 1761310, 2724290, 3346489, 3522620, 5176151, 5448580, 6057719, 6692978, 10352302, 12115438, 13385956, 16732445, 20704604, 24230876, 25880755, 30288595, 33464890, 51761510, 60577190, 66929780, 103523020, 115096661, 121154380, 230193322, 460386644, 539136991, 575483305, 1078273982, 1150966610, 2156547964, 2301933220, 2695684955, 5391369910, 10243602829, 10782739820, 20487205658, 40974411316, 51218014145, 102436028290, 204872056580]

約数ペア:

[(1, 204872056580), (2, 102436028290), (4, 51218014145), (5, 40974411316), (10, 20487205658), (19, 10782739820), (20, 10243602829), (38, 5391369910), (76, 2695684955), (89, 2301933220), (95, 2156547964), (178, 1150966610), (190, 1078273982), (356, 575483305), (380, 539136991), (445, 460386644), (890, 230193322), (1691, 121154380), (1780, 115096661), (1979, 103523020), (3061, 66929780), (3382, 60577190), (3958, 51761510), (6122, 33464890), (6764, 30288595), (7916, 25880755), (8455, 24230876), (9895, 20704604), (12244, 16732445), (15305, 13385956), (16910, 12115438), (19790, 10352302), (30610, 6692978), (33820, 6057719), (37601, 5448580), (39580, 5176151), (58159, 3522620), (61220, 3346489), (75202, 2724290), (116318, 1761310), (150404, 1362145), (176131, 1163180), (188005, 1089716), (232636, 880655), (272429, 752020), (290795, 704524), (352262, 581590), (376010, 544858)]