257658112

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{32467}}^1$

素因数の和:32514

約数の個数: 36

約数和(自身を含む): 530916736

約数和(自身を除く): 273258624

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 32467, 64934, 129868, 259736, 519472, 1006477, 1038944, 2012954, 2077888, 4025908, 4155776, 8051816, 8311552, 16103632, 32207264, 64414528, 128829056, 257658112]

約数ペア:

[(1, 257658112), (2, 128829056), (4, 64414528), (8, 32207264), (16, 16103632), (31, 8311552), (32, 8051816), (62, 4155776), (64, 4025908), (124, 2077888), (128, 2012954), (248, 1038944), (256, 1006477), (496, 519472), (992, 259736), (1984, 129868), (3968, 64934), (7936, 32467)]