389348096

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{691}}^1$

素因数の和:809

約数の個数: 72

約数和(自身を含む): 814722048

約数和(自身を除く): 425373952

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 71, 124, 128, 142, 248, 256, 284, 496, 568, 691, 992, 1136, 1382, 1984, 2201, 2272, 2764, 3968, 4402, 4544, 5528, 7936, 8804, 9088, 11056, 17608, 18176, 21421, 22112, 35216, 42842, 44224, 49061, 70432, 85684, 88448, 98122, 140864, 171368, 176896, 196244, 281728, 342736, 392488, 563456, 685472, 784976, 1370944, 1520891, 1569952, 2741888, 3041782, 3139904, 5483776, 6083564, 6279808, 12167128, 12559616, 24334256, 48668512, 97337024, 194674048, 389348096]

約数ペア:

[(1, 389348096), (2, 194674048), (4, 97337024), (8, 48668512), (16, 24334256), (31, 12559616), (32, 12167128), (62, 6279808), (64, 6083564), (71, 5483776), (124, 3139904), (128, 3041782), (142, 2741888), (248, 1569952), (256, 1520891), (284, 1370944), (496, 784976), (568, 685472), (691, 563456), (992, 392488), (1136, 342736), (1382, 281728), (1984, 196244), (2201, 176896), (2272, 171368), (2764, 140864), (3968, 98122), (4402, 88448), (4544, 85684), (5528, 70432), (7936, 49061), (8804, 44224), (9088, 42842), (11056, 35216), (17608, 22112), (18176, 21421)]