287770298864

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{9103}}^1\times {\mathrm{20369}}^1$

素因数の和:29577

約数の個数: 40

約数和(自身を含む): 563392482240

約数和(自身を除く): 275622183376

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 9103, 18206, 20369, 36412, 40738, 72824, 81476, 145648, 162952, 325904, 882991, 1765982, 1975793, 3531964, 3951586, 7063928, 7903172, 14127856, 15806344, 31612688, 185419007, 370838014, 741676028, 1483352056, 2966704112, 17985643679, 35971287358, 71942574716, 143885149432, 287770298864]

約数ペア:

[(1, 287770298864), (2, 143885149432), (4, 71942574716), (8, 35971287358), (16, 17985643679), (97, 2966704112), (194, 1483352056), (388, 741676028), (776, 370838014), (1552, 185419007), (9103, 31612688), (18206, 15806344), (20369, 14127856), (36412, 7903172), (40738, 7063928), (72824, 3951586), (81476, 3531964), (145648, 1975793), (162952, 1765982), (325904, 882991)]