64481984

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4643}}^1$

素因数の和:4693

約数の個数: 56

約数和(自身を含む): 150985728

約数和(自身を除く): 86503744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 217, 224, 248, 434, 448, 496, 868, 992, 1736, 1984, 3472, 4643, 6944, 9286, 13888, 18572, 32501, 37144, 65002, 74288, 130004, 143933, 148576, 260008, 287866, 297152, 520016, 575732, 1007531, 1040032, 1151464, 2015062, 2080064, 2302928, 4030124, 4605856, 8060248, 9211712, 16120496, 32240992, 64481984]

約数ペア:

[(1, 64481984), (2, 32240992), (4, 16120496), (7, 9211712), (8, 8060248), (14, 4605856), (16, 4030124), (28, 2302928), (31, 2080064), (32, 2015062), (56, 1151464), (62, 1040032), (64, 1007531), (112, 575732), (124, 520016), (217, 297152), (224, 287866), (248, 260008), (434, 148576), (448, 143933), (496, 130004), (868, 74288), (992, 65002), (1736, 37144), (1984, 32501), (3472, 18572), (4643, 13888), (6944, 9286)]