64069785

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:356

約数の個数: 80

約数和(自身を含む): 127009344

約数和(自身を除く): 62939559

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 43, 45, 65, 81, 117, 129, 135, 195, 215, 283, 351, 387, 405, 559, 585, 645, 849, 1053, 1161, 1415, 1677, 1755, 1935, 2547, 2795, 3483, 3679, 4245, 5031, 5265, 5805, 7641, 8385, 11037, 12169, 12735, 15093, 17415, 18395, 22923, 25155, 33111, 36507, 38205, 45279, 55185, 60845, 75465, 99333, 109521, 114615, 158197, 165555, 182535, 226395, 297999, 328563, 474591, 496665, 547605, 790985, 985689, 1423773, 1489995, 1642815, 2372955, 4271319, 4928445, 7118865, 12813957, 21356595, 64069785]

約数ペア:

[(1, 64069785), (3, 21356595), (5, 12813957), (9, 7118865), (13, 4928445), (15, 4271319), (27, 2372955), (39, 1642815), (43, 1489995), (45, 1423773), (65, 985689), (81, 790985), (117, 547605), (129, 496665), (135, 474591), (195, 328563), (215, 297999), (283, 226395), (351, 182535), (387, 165555), (405, 158197), (559, 114615), (585, 109521), (645, 99333), (849, 75465), (1053, 60845), (1161, 55185), (1415, 45279), (1677, 38205), (1755, 36507), (1935, 33111), (2547, 25155), (2795, 22923), (3483, 18395), (3679, 17415), (4245, 15093), (5031, 12735), (5265, 12169), (5805, 11037), (7641, 8385)]