655259648

素因数分解:

$2^{11}\times {\mathrm{31}}^1\times {\mathrm{10321}}^1$

素因数の和:10374

約数の個数: 48

約数和(自身を含む): 1352594880

約数和(自身を除く): 697335232

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1024, 1984, 2048, 3968, 7936, 10321, 15872, 20642, 31744, 41284, 63488, 82568, 165136, 319951, 330272, 639902, 660544, 1279804, 1321088, 2559608, 2642176, 5119216, 5284352, 10238432, 10568704, 20476864, 21137408, 40953728, 81907456, 163814912, 327629824, 655259648]

約数ペア:

[(1, 655259648), (2, 327629824), (4, 163814912), (8, 81907456), (16, 40953728), (31, 21137408), (32, 20476864), (62, 10568704), (64, 10238432), (124, 5284352), (128, 5119216), (248, 2642176), (256, 2559608), (496, 1321088), (512, 1279804), (992, 660544), (1024, 639902), (1984, 330272), (2048, 319951), (3968, 165136), (7936, 82568), (10321, 63488), (15872, 41284), (20642, 31744)]