12400000064

素因数分解:

$2^6\times {\mathrm{373}}^1\times {\mathrm{521}}^1\times {\mathrm{997}}^1$

素因数の和:1903

約数の個数: 56

約数和(自身を含む): 24744368088

約数和(自身を除く): 12344368024

約数列:

[1, 2, 4, 8, 16, 32, 64, 373, 521, 746, 997, 1042, 1492, 1994, 2084, 2984, 3988, 4168, 5968, 7976, 8336, 11936, 15952, 16672, 23872, 31904, 33344, 63808, 194333, 371881, 388666, 519437, 743762, 777332, 1038874, 1487524, 1554664, 2077748, 2975048, 3109328, 4155496, 5950096, 6218656, 8310992, 11900192, 12437312, 16621984, 23800384, 33243968, 193750001, 387500002, 775000004, 1550000008, 3100000016, 6200000032, 12400000064]

約数ペア:

[(1, 12400000064), (2, 6200000032), (4, 3100000016), (8, 1550000008), (16, 775000004), (32, 387500002), (64, 193750001), (373, 33243968), (521, 23800384), (746, 16621984), (997, 12437312), (1042, 11900192), (1492, 8310992), (1994, 6218656), (2084, 5950096), (2984, 4155496), (3988, 3109328), (4168, 2975048), (5968, 2077748), (7976, 1554664), (8336, 1487524), (11936, 1038874), (15952, 777332), (16672, 743762), (23872, 519437), (31904, 388666), (33344, 371881), (63808, 194333)]