64664928

素因数分解:

$2^5\times 3^2\times {\mathrm{113}}^1\times {\mathrm{1987}}^1$

素因数の和:2116

約数の個数: 72

約数和(自身を含む): 185611608

約数和(自身を除く): 120946680

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 113, 144, 226, 288, 339, 452, 678, 904, 1017, 1356, 1808, 1987, 2034, 2712, 3616, 3974, 4068, 5424, 5961, 7948, 8136, 10848, 11922, 15896, 16272, 17883, 23844, 31792, 32544, 35766, 47688, 63584, 71532, 95376, 143064, 190752, 224531, 286128, 449062, 572256, 673593, 898124, 1347186, 1796248, 2020779, 2694372, 3592496, 4041558, 5388744, 7184992, 8083116, 10777488, 16166232, 21554976, 32332464, 64664928]

約数ペア:

[(1, 64664928), (2, 32332464), (3, 21554976), (4, 16166232), (6, 10777488), (8, 8083116), (9, 7184992), (12, 5388744), (16, 4041558), (18, 3592496), (24, 2694372), (32, 2020779), (36, 1796248), (48, 1347186), (72, 898124), (96, 673593), (113, 572256), (144, 449062), (226, 286128), (288, 224531), (339, 190752), (452, 143064), (678, 95376), (904, 71532), (1017, 63584), (1356, 47688), (1808, 35766), (1987, 32544), (2034, 31792), (2712, 23844), (3616, 17883), (3974, 16272), (4068, 15896), (5424, 11922), (5961, 10848), (7948, 8136)]