28506994768

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{29483}}^1$

素因数の和:29684

約数の個数: 80

約数和(自身を含む): 64492122240

約数和(自身を除く): 35985127472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 97, 112, 178, 194, 356, 388, 623, 679, 712, 776, 1246, 1358, 1424, 1552, 2492, 2716, 4984, 5432, 8633, 9968, 10864, 17266, 29483, 34532, 58966, 60431, 69064, 117932, 120862, 138128, 206381, 235864, 241724, 412762, 471728, 483448, 825524, 966896, 1651048, 2623987, 2859851, 3302096, 5247974, 5719702, 10495948, 11439404, 18367909, 20018957, 20991896, 22878808, 36735818, 40037914, 41983792, 45757616, 73471636, 80075828, 146943272, 160151656, 254526739, 293886544, 320303312, 509053478, 1018106956, 1781687173, 2036213912, 3563374346, 4072427824, 7126748692, 14253497384, 28506994768]

約数ペア:

[(1, 28506994768), (2, 14253497384), (4, 7126748692), (7, 4072427824), (8, 3563374346), (14, 2036213912), (16, 1781687173), (28, 1018106956), (56, 509053478), (89, 320303312), (97, 293886544), (112, 254526739), (178, 160151656), (194, 146943272), (356, 80075828), (388, 73471636), (623, 45757616), (679, 41983792), (712, 40037914), (776, 36735818), (1246, 22878808), (1358, 20991896), (1424, 20018957), (1552, 18367909), (2492, 11439404), (2716, 10495948), (4984, 5719702), (5432, 5247974), (8633, 3302096), (9968, 2859851), (10864, 2623987), (17266, 1651048), (29483, 966896), (34532, 825524), (58966, 483448), (60431, 471728), (69064, 412762), (117932, 241724), (120862, 235864), (138128, 206381)]