16565380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^4\times {\mathrm{29}}^1$

素因数の和:90

約数の個数: 60

約数和(自身を含む): 38985660

約数和(自身を除く): 22420280

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 169, 260, 290, 338, 377, 580, 676, 754, 845, 1508, 1690, 1885, 2197, 3380, 3770, 4394, 4901, 7540, 8788, 9802, 10985, 19604, 21970, 24505, 28561, 43940, 49010, 57122, 63713, 98020, 114244, 127426, 142805, 254852, 285610, 318565, 571220, 637130, 828269, 1274260, 1656538, 3313076, 4141345, 8282690, 16565380]

約数ペア:

[(1, 16565380), (2, 8282690), (4, 4141345), (5, 3313076), (10, 1656538), (13, 1274260), (20, 828269), (26, 637130), (29, 571220), (52, 318565), (58, 285610), (65, 254852), (116, 142805), (130, 127426), (145, 114244), (169, 98020), (260, 63713), (290, 57122), (338, 49010), (377, 43940), (580, 28561), (676, 24505), (754, 21970), (845, 19604), (1508, 10985), (1690, 9802), (1885, 8788), (2197, 7540), (3380, 4901), (3770, 4394)]