355991552

素因数分解:

$2^{19}\times 7^1\times {\mathrm{97}}^1$

素因数の和:142

約数の個数: 80

約数和(自身を含む): 822082800

約数和(自身を除く): 466091248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 97, 112, 128, 194, 224, 256, 388, 448, 512, 679, 776, 896, 1024, 1358, 1552, 1792, 2048, 2716, 3104, 3584, 4096, 5432, 6208, 7168, 8192, 10864, 12416, 14336, 16384, 21728, 24832, 28672, 32768, 43456, 49664, 57344, 65536, 86912, 99328, 114688, 131072, 173824, 198656, 229376, 262144, 347648, 397312, 458752, 524288, 695296, 794624, 917504, 1390592, 1589248, 1835008, 2781184, 3178496, 3670016, 5562368, 6356992, 11124736, 12713984, 22249472, 25427968, 44498944, 50855936, 88997888, 177995776, 355991552]

約数ペア:

[(1, 355991552), (2, 177995776), (4, 88997888), (7, 50855936), (8, 44498944), (14, 25427968), (16, 22249472), (28, 12713984), (32, 11124736), (56, 6356992), (64, 5562368), (97, 3670016), (112, 3178496), (128, 2781184), (194, 1835008), (224, 1589248), (256, 1390592), (388, 917504), (448, 794624), (512, 695296), (679, 524288), (776, 458752), (896, 397312), (1024, 347648), (1358, 262144), (1552, 229376), (1792, 198656), (2048, 173824), (2716, 131072), (3104, 114688), (3584, 99328), (4096, 86912), (5432, 65536), (6208, 57344), (7168, 49664), (8192, 43456), (10864, 32768), (12416, 28672), (14336, 24832), (16384, 21728)]