40187745

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{449}}^1$

素因数の和:496

約数の個数: 80

約数和(自身を含む): 82328400

約数和(自身を除く): 42140655

約数列:

[1, 3, 5, 9, 13, 15, 17, 27, 39, 45, 51, 65, 81, 85, 117, 135, 153, 195, 221, 255, 351, 405, 449, 459, 585, 663, 765, 1053, 1105, 1347, 1377, 1755, 1989, 2245, 2295, 3315, 4041, 5265, 5837, 5967, 6735, 6885, 7633, 9945, 12123, 17511, 17901, 20205, 22899, 29185, 29835, 36369, 38165, 52533, 60615, 68697, 87555, 89505, 99229, 114495, 157599, 181845, 206091, 262665, 297687, 343485, 472797, 496145, 618273, 787995, 893061, 1030455, 1488435, 2363985, 2679183, 3091365, 4465305, 8037549, 13395915, 40187745]

約数ペア:

[(1, 40187745), (3, 13395915), (5, 8037549), (9, 4465305), (13, 3091365), (15, 2679183), (17, 2363985), (27, 1488435), (39, 1030455), (45, 893061), (51, 787995), (65, 618273), (81, 496145), (85, 472797), (117, 343485), (135, 297687), (153, 262665), (195, 206091), (221, 181845), (255, 157599), (351, 114495), (405, 99229), (449, 89505), (459, 87555), (585, 68697), (663, 60615), (765, 52533), (1053, 38165), (1105, 36369), (1347, 29835), (1377, 29185), (1755, 22899), (1989, 20205), (2245, 17901), (2295, 17511), (3315, 12123), (4041, 9945), (5265, 7633), (5837, 6885), (5967, 6735)]