131572432

素因数分解:

$2^4\times {\mathrm{31}}^2\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:312

約数の個数: 60

約数和(自身を含む): 270890400

約数和(自身を除く): 139317968

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 86, 124, 172, 199, 248, 344, 398, 496, 688, 796, 961, 1333, 1592, 1922, 2666, 3184, 3844, 5332, 6169, 7688, 8557, 10664, 12338, 15376, 17114, 21328, 24676, 34228, 41323, 49352, 68456, 82646, 98704, 136912, 165292, 191239, 265267, 330584, 382478, 530534, 661168, 764956, 1061068, 1529912, 2122136, 3059824, 4244272, 8223277, 16446554, 32893108, 65786216, 131572432]

約数ペア:

[(1, 131572432), (2, 65786216), (4, 32893108), (8, 16446554), (16, 8223277), (31, 4244272), (43, 3059824), (62, 2122136), (86, 1529912), (124, 1061068), (172, 764956), (199, 661168), (248, 530534), (344, 382478), (398, 330584), (496, 265267), (688, 191239), (796, 165292), (961, 136912), (1333, 98704), (1592, 82646), (1922, 68456), (2666, 49352), (3184, 41323), (3844, 34228), (5332, 24676), (6169, 21328), (7688, 17114), (8557, 15376), (10664, 12338)]