20162541555

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1\times {\mathrm{1489}}^1$

素因数の和:1885

約数の個数: 96

約数和(自身を含む): 38268921600

約数和(自身を除く): 18106380045

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 79, 117, 195, 237, 293, 395, 585, 711, 879, 1027, 1185, 1465, 1489, 2637, 3081, 3555, 3809, 4395, 4467, 5135, 7445, 9243, 11427, 13185, 13401, 15405, 19045, 19357, 22335, 23147, 34281, 46215, 57135, 58071, 67005, 69441, 96785, 115735, 117631, 171405, 174213, 208323, 290355, 300911, 347205, 352893, 436277, 588155, 871065, 902733, 1041615, 1058679, 1308831, 1504555, 1529203, 1764465, 2181385, 2708199, 3926493, 4513665, 4587609, 5293395, 5671601, 6544155, 7646015, 13540995, 13762827, 17014803, 19632465, 22938045, 28358005, 34465883, 51044409, 68814135, 85074015, 103397649, 172329415, 255222045, 310192947, 448056479, 516988245, 1344169437, 1550964735, 2240282395, 4032508311, 6720847185, 20162541555]

約数ペア:

[(1, 20162541555), (3, 6720847185), (5, 4032508311), (9, 2240282395), (13, 1550964735), (15, 1344169437), (39, 516988245), (45, 448056479), (65, 310192947), (79, 255222045), (117, 172329415), (195, 103397649), (237, 85074015), (293, 68814135), (395, 51044409), (585, 34465883), (711, 28358005), (879, 22938045), (1027, 19632465), (1185, 17014803), (1465, 13762827), (1489, 13540995), (2637, 7646015), (3081, 6544155), (3555, 5671601), (3809, 5293395), (4395, 4587609), (4467, 4513665), (5135, 3926493), (7445, 2708199), (9243, 2181385), (11427, 1764465), (13185, 1529203), (13401, 1504555), (15405, 1308831), (19045, 1058679), (19357, 1041615), (22335, 902733), (23147, 871065), (34281, 588155), (46215, 436277), (57135, 352893), (58071, 347205), (67005, 300911), (69441, 290355), (96785, 208323), (115735, 174213), (117631, 171405)]