66487316

素因数分解:

$2^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 141303456

約数和(自身を除く): 74816140

約数列:

[1, 2, 4, 7, 14, 28, 49, 61, 67, 83, 98, 122, 134, 166, 196, 244, 268, 332, 427, 469, 581, 854, 938, 1162, 1708, 1876, 2324, 2989, 3283, 4067, 4087, 5063, 5561, 5978, 6566, 8134, 8174, 10126, 11122, 11956, 13132, 16268, 16348, 20252, 22244, 28609, 35441, 38927, 57218, 70882, 77854, 114436, 141764, 155708, 200263, 248087, 272489, 339221, 400526, 496174, 544978, 678442, 801052, 992348, 1089956, 1356884, 2374547, 4749094, 9498188, 16621829, 33243658, 66487316]

約数ペア:

[(1, 66487316), (2, 33243658), (4, 16621829), (7, 9498188), (14, 4749094), (28, 2374547), (49, 1356884), (61, 1089956), (67, 992348), (83, 801052), (98, 678442), (122, 544978), (134, 496174), (166, 400526), (196, 339221), (244, 272489), (268, 248087), (332, 200263), (427, 155708), (469, 141764), (581, 114436), (854, 77854), (938, 70882), (1162, 57218), (1708, 38927), (1876, 35441), (2324, 28609), (2989, 22244), (3283, 20252), (4067, 16348), (4087, 16268), (5063, 13132), (5561, 11956), (5978, 11122), (6566, 10126), (8134, 8174)]