66324740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{661}}^1$

素因数の和:872

約数の個数: 48

約数和(自身を含む): 145136880

約数和(自身を除く): 78812140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 173, 290, 346, 580, 661, 692, 865, 1322, 1730, 2644, 3305, 3460, 5017, 6610, 10034, 13220, 19169, 20068, 25085, 38338, 50170, 76676, 95845, 100340, 114353, 191690, 228706, 383380, 457412, 571765, 1143530, 2287060, 3316237, 6632474, 13264948, 16581185, 33162370, 66324740]

約数ペア:

[(1, 66324740), (2, 33162370), (4, 16581185), (5, 13264948), (10, 6632474), (20, 3316237), (29, 2287060), (58, 1143530), (116, 571765), (145, 457412), (173, 383380), (290, 228706), (346, 191690), (580, 114353), (661, 100340), (692, 95845), (865, 76676), (1322, 50170), (1730, 38338), (2644, 25085), (3305, 20068), (3460, 19169), (5017, 13220), (6610, 10034)]